{27b2ab55-b537-4f8d-a0f3-b27439b95647}_hot insulation_1of 36

8/11/2019 {27B2AB55-B537-4F8D-A0F3-B27439B95647}_Hot Insulation_1of 36

1/38

SIANDARD

SPECIFICATION

FOR HOT

NSULATION

OF

VESSELS,

PIPINGAND

EOUIPMENTS

(v)

@m@ffi,ffi'

STANDARD PECIFICATION

O.

6.14.0002Rov.4

pasel.fag

3

31.10,07

"r

^7 n7

Relised basd

on

Feedbacks

--- -

hslrme.raronSits

+sffi,

qrsFnT

rTr

EFqHqs

d^

g,wr

{-TdqTq

-{ qFr*^ftf{tqT

STANDARD

SPECIFICATION

FOR HOT

INSULATION OF VESSELS.PIPING

AND EQUIPMENTS

20.02,04 Revisd lssued

sStandard SKG

oz.oa.oz

[ l"joRd"i""

Enrirerandardmado

15.01.82

lssusd BSlandard reci,ic.tion NKM

RSG

ffi'

Dai

Preparsd chocked

Stand.rds

Standads

Comtni6.o Bu6au

Convanor Challman

Fohat No,8{G0001-F1 v, CopyrighlEIL All rhhts rosetuod


2/38

effi@fiWrffi.

0iffift"3,flffi'3fliT

*::LTff'';;l1;

r

EOUIPMENT

paqe2o,&

{g 36

Abbrevistions:

Ih

II

Ie

Is

r j r

lnsulation or heatconseryation

Insulation or steamracedsurfaces

Insulationor electricallymced ufaces

Insulation or

prsonal

afty

Insulation or steam

aoketed

urfaces

Piping Strndards Committee

Convnor Mr D Malhotra

MembeN: Mr S Chaada

Mr R Nanda

Mr L B Ajwani

Mr

A T Dharmik

MrSKKohli(HMTD)

MrPPLahiri(SMMS)

Mr R Kannan

Construction)

Mr S Kaul

(Proj)

Form.l

No.8-0{-0001.Fi ev.

CopydghtEIL All ights reswed


3/38

nem@Fwfffi''

STANDARD

PECIFICATION

FORHOT NSULATION

F

VESSELS,

IPING ND

EOUIPMENT

STANDARDPECIFICAIONo.

6-{+0002 Rev,4

Pseo3oi 6

NO.

L0

L l

2.O

2 . 1

2.2

3.0

3 .1

3.2.1

3.2,2

3.2.4

3_2.5

3 .4 .1

3.4.4

4.0

4 .1

4.2

4.3

4.5

4.6

4.7

4.8

4.9

4 .10

5.0

5 .1

5.2

5.3

5.4

5.5

6.0

7.0

CONTENTS

TITLE

PAGE

Format o.

8-00-00O1-F1ev.

copyrishl

EIL All rtshls esorved


4/38

:

*m@ffiim"

{i $i}r,[fi 3i'i?

^:T;Tff'l"J:"*

EQUIPMENT

Pase or

a

'l

td i

FIGURES

NO.

Df,SCRIPTION

l.

Pipe nsulation

etails

Fibrous

Rigid nsulation)

2. Pipe nsulations:

ethod fstaggeringfsections igid

& Iribrousnsulation

Preformed

PipeSections

nly)

3. Horizontal

ipe:Fibrous

Mattress

nsulation;

etail fspacerRings

or Cladding upport

4.

Detail fspacer

RingFibrousnsulation

Mattress)

5. Bolted nsulation

upportor VerticalPipe

6. InsulationDetails or Bends Elbows

7. Insulalion

etails: ipeBends

Elbows

U. Insulation

etails: ipeBranched Reducers

9.

Insulated

emovableover:Valves

10.

InsulationRemovableCover:FlangedJoints

I

1. Insirlation

tails: ipeSupports

12. lnsulation or SteamTracedPiping

13.

HorizontalEquipmentlnsulation

14. Horizontal

EquipmentHeads

15.

UsoofFlexible nsulationn combination

ith

Rigid nsulation

o com[EnsateorVessel

Expansion

16. lnsulation

etails: rticalVesse.

)7.

lnsulafion

etails: ertical essel eads

18. Insulation

etails:

ertical

Vessels

19.

InsulationDetails,

Vertical Storage ank

20,

Insulation etails:

phere

Fom6t o.&oooo01+1 v.

Copyright IL All

rigils 'se^d


5/38

BffiH@mm.

TANDARD

PEGIFIGATION

FORHOT NSULATION

F

VESSELS,

IPING

ND

EOUIPMENT

STANDARoSPECIFICATION

o.

644.0002

Rev.4

Pasest$

36

I.O GENERAL

1.1

scoPE

Ll.l This specification

oversdesign. nd material equirementsor abov

Sround,

xiemal

insulationfpiping

andequipment

perating

etween

mbientempetaturend760oC

or the

purpose

of heat conse

ation,

Paocess

tabilization,

emperaturemaintenancg

personnel

protection

ard

fire

protection.Wherever

necessaryhis specification

ndicates h

basis or

selecting

criterion.

I . .2

This specification

s suitablc or use

n normal

process lant

atmospheres. lternative

designs

and materials

would be specified

f necessary

or corosive atmosphere r

potential

eaks

and

spillsofchemicals.

l.l.3 All thecodevstandards

en$oned

n thisspecification

hall eoflatest ssu.

1.1.4 This spcificationoes ot cover old seflice nsulation. or cold services, peoification-

44-0003

s

applicable.

1.1,5 This

specificationoes

not

oover

nsulation

or boileror fired

heaters nd

associatedir

heaters,

conomize$,

lue ductirg

andair

ducting.

t.1.6

Pipjng, equipment,

toragp

anks & vessels

equiring nsulationand the temperatures

(operating

mperatures)

hall

normally be specified,

as applicable,

on the following

Project

documents:

2,0

2.1

-

Piping

nd nstrument

iagrams

P&IDS)

nd

LineLists.

- Piping GenralAn'angenentDrawings& Isometrics.

-

Instrument iping

Details

nd

Schedules.

-

Vessel,Exchanger,

torage

ank andsphere

ocuments nd nsulationSchedules.

-

Equipmentuppliers

eneral

ffangemnt rawings

or equipmenttems n

Package

p,ant.

DESIGN BASIS

CRITERIA

2.L|

Insulation hickness

ablesare basedon

heat oss criteda. For various

parameters

onsiderd

for insulatior thickfless

alculations

Guideline

for

selectingnsulationmaterial& lhickness',

Document

No- 1544-0241-GI-56

may be

refereed Selected

Insulalion

thiclmss ables'

for a

particular

ob

shall

be

as

pr'Job

Proce$

sigtr

bssis'.

2.1.2 lnsulation

s

required

or anyoflhe following

urposes,

s

ndicatedn P&lDsand ine ists:

-

Heat

conservation

-

Process tabilization

o

assist

rocess

ontrol.

-

Steam

racing

-

Electric

aacing

- Hotwaleror solvent$acing liquid)

-

Hotoil tracing

-

Steadjacketing

-

Hot wateror

liquid

acketing

Fomal No-&0O000'l-F1

Rov.0

Copy

ght

EIL-All

ghts

saNed


6/38

,"ffi@ffiffi'

-

HotOil Jacketing

-

Fire

protection

-

Prsonnelprotection,

2.1.3 In$rlation or 'PersonnlFotectior' is applicablewhreexposed urface emperaturesxceed

65"C in normal or short-tenn operatingconditions.Over intemally

insulated

piping

and

equipments,

provide

open mesh

metal

guards

and for surfaceswhich are not intemally

insulated,

rcvide

nsulationon those

pa(s

of surfaceswith

which

operatingand

maintenance

personnel

may come

in contaot

while

performing

routine duties. The actu?l extent of

insulalionshall be

detemined

by

Field Constouction ersoturel nd/or

operating

pe$onnel

using he criteda

thal

the exposed urfaces ocatedwithin 600mm horizontally or

2l00mm

verticallyofa normalaccess,

,alkway

or

work areaare

o be

nsulated.

2.1.4

lntmally

efractoryined

piping

and

equipmentndany other tems or whichheat oss

s

ssentialhall ot

be

nsulated.

Se ara

.3.6).

2.1.5 Insulations not desiredor pipingandequipmentor whichheat oss s desired excepting

for

personnel roiection

or

to avoid hernal stress

roblms.

2.1.6 Instruments ndassociated

iping(other

han

mpuls

piping/tubing)

subjct o opratinSlow

an or

lempmture

conditions

prevailing

in the

connected

piping

or

equipmentshall

be

insulatedo the same equirenents

as hat of

piping

ot equipment. or impulse

piping/tubing

refer

mpulse

pipi0g

insulation

pecificalions

escribed

lsewhere

n thedocumeit.

2.2 EXTENT OF INSULATION ON PIPING SYSTBMS

2.2.1

tnsulated

piping

systems hall have straight

pipe,

bends, ees and

pipe-fittings c-ompletely

ihsulated.

2.2.2 Unlss

ofherwise

pcifred,

ll valves

atld langed

oints

shall be completely nsulated uly

in

'

steam,condensatervice,hot

oil lines ?rnd n lides which

are tracr

heatedor

jacketed

o

maintain

emperatures.

2.2.3 For bucketand loatD?e traps

he nlet

piping

and rap shallbe nsulated"

2.2.4 lnsulation on inlet

piping to thermostatic nd hermodynarnic

eam

traps shall

terminateat

approximately 00mmbfore he mp.

2.2.5 Steam rap outlet

piping

other

han closedcondensateecoverysystemshall not be

nsulaled

except or

persotrnel rotection

easons,

2-2.6 Heat traced iqstumedtation shall be

insulated.The fluid containing sections

of such

. instruments dd the associ4ted

iping

shall

be completely nsulared. ndication ength

shall

remainvisible. Instrumentation ther

han heat racedshall not be

insulatedutless otherwise

required

y lnstrumentation

pafiment.

2.2.7

Insulation

shall

not be applied o

th otlowing, unless therwise pecified.

-

Piping vr'hichbecomes

ot intermittntly,such

as

relief valves,vonts,

steam-out od

snuJfrng

tam

ystems,

lare andblowdown ystems,

-

Steamcondens,ate

ines downstream

f stam raps discharging o drainage

ystem,

unless thrwise

mentioned,

-

Supportsor

pipin&

excluding

pipe

hangerso the extentcoveredby insulation.

STANDARD

PECIFICATION

FOR

HOT NSULATION

F

VESSELS, IPING

ND

EQUIPMENT

STANDARo

PEclfl

cAnON

No.

6.44-0002Rev.

4

Page6or|srt

d

Fomat

No 8-00-0001-F1ev.

c.pyight EIL

All

dghlsse ed


7/38

gEM@F,WAffi-

STANDARDPECIFICATION

FORHOT NSULATIONF

VESSELS,

IPING

ND

EQUIPII'ENT

STANDARD PECIFIGATIONo.

6-44-0002 ev.4

Paga or6

S

3J

-

SteamTraps

except

snoted n

paragaph

2.2.3).

-

Valves, nciuding ontrol alvesand flangesn

prooess iping

systems

except

s

noted

n

paragraph

.2.2). However,

prsonnel

rotection

nsulation or

these

tems

shall be applied,as required.

-

PipUnion inings.

-

Thermowellbosses,emperature nd

pressur

appings.

-

Expansionjoints,

ingedjoints

ndhose ssemblies

-

Sightflow nd;cators.

-

Flangejoints

n Hydrogenervice.

2.3 EXTENTOF INSULATION ONEQUIPMENTS

2.3.1 Support

kirtsof insulatedeftical

essel

reater

han 200mmdiameter hall

be nsulated

both intemaliy and extemally or a minimum distanceof

600mmbelow the bolom tangent

line. The Dsulation

hall erminate

ot less han300mm

above he anchorchair.

2.3.2 Support

kirtsof insulatedertical

essels f

l200mmand ess hall

be

nsulatedxtemally

only,asdescibedn

para

.3.1.

2.3.3

Bottom heads f

insulabed

efticalvessels nclosed y

a support kirt shall

be

insulated

without

finishing material and shall be insulafedonly rvhen he vessel

outsidediamter s

greater

han 1200mm-

2,3.4

Turbines hallbe nsulatedor

heat onsrvation.

2.3.5

Liquidends fpumps

hallbe

nsulated henheattracd

ndjacketed.

2.3.6 lnsulation

hall

not

be

applied

o the ollowingnlessotherwise

peoified:

-

Pumpswifh

opemting mpemture elow

200oC

uniess

pumped

luid

hasa

pour point

above

minimumdesign

ambient emperatur.

-

Fans,

coftpressors ndblowers.

- Liquid ehdsofpumps oxceptas noted n theparagraph.3.5 above.

-

Intemally

insulated

or refractory ined equipmenl

unless peciallydesignedor metal

tempersture onlrol.

-

Heads fvessels

nclosedy support kirtswith

vessel iameters200mm nd ess.

-

Intemal urfacesf insulatedessel upport

kirtswith vessel

iameter200mmor

less.

-

Turbine casingso

be insulaledshall excludeshaft

sealcaps,shaft bearinghor:sings,

throttle valves,

govemors

ndsuppofis.

-

Exchangr hannel ndcoverc; hell and

channel langes& Exp-Joinls.

-

Nozzleslangs, anholes,andholesnd langes

fequipment.

FomalN6- - 0-0001-F1

ev.

copydghtEIL

All rights osryod


8/38

CffGH

STANDARDSPECIFICATION

FOR HOT NSULATIONOF

VESSELS.PIPINGAND

EQUIPMENT

STANDARD

PECIFICATIONo.

6.44-0002

ev.4

Pasosors

36

TNIONETRS

hDiA UMTED

-

Suafacesfcoolers nd ondense$.

-

Nameplats fall equipmenttems.

-

Thermowellbossesjmperature

nd

pressure

appings-

3,0

$tATERtAt

S

J.] CENERAL

3.1.1 lnsolation

ateials

hsllbe as

pgr

specificationsescribe-dn

para

3.2.Selectdmatrial(s)

for a

particular

ob

shallbe s

per

Process e$ign

asis,

3.1.2 All materialshallbe

ofhigh

quality

nd

good

ppeararce.nsulation aterialshallbe flow

chloride

cintent,

chemically

nert,

non-sulphurous

rot

proof,

vermin

prooi

imperviouso hot

\ryater ndsteam,non-injurious o healthard non-conosive o steelandaluminium even f

soakedn waterat smbient empEturesor extended

edods).

3.1.3 The use of insulation r finishing

materials ontaining SBESTOSn

any

form is not

permitted.

3.1.4 No inflammablematerialshallbe attachedo the

nsulation.

3,1,5

Fibrous insulants,calcium

silicate,

perlite

and cramic fibres can be used for the full

.

temperatureange mentionedagainst be

respectivematerial, or

all

applications

except

or

electricallyeated pplications.

3.1.6 For elelricallyheatedapplicationsPolyurthaneoam

(PUR)

or Polyisocyarurate

PIR)

block

shall

be used

n

combinstion,

with rockwoolas nner ayer.

3.1.7

lor low

opemting

emperature

upto

125oC) ervicessu

table

moisture arrier hall eused.

3.1.8 Insulationmaterials

o be

usedover austetritic

tainless

tel surfaces

hall be zinc free and

shallbe

ohibited

ith

sodium

ilicate s

per

ASTM G795.The

mount

fleachable

hloride

in the insulationmatcrial

(except

or calcium silicate) before applicationshall not exceed

1oppm.

n

caseof calcium silicate t

should

not exoeed

0ppm.

For the ohemical

analysis f

insulation aterials STMC-871 hall cfend.

3.1.9 Dimensions nd dimnsional olmncs

or

pipe

sectiols, mattresses

slabr shall

generally

be

as

per

respective

odesunle$e

thorwisementioned. hc numbe.of

pics

o be usedshall

be as essaspossible.Whennsralled he osulation hall it snuglyaodshall havea tightjoinl

3.1:10 The insulationmaterials hall be as

per

ASTM/BS strndard /codesor oveNeas

obs

mless

otherwis

pecified.

3.2

INSULATIONMATENALS

3,2.1

Fibrous

M-aterials

Rockwool

& GlsssWool)

I

Shall be a

prefomed

insulation and

shall

be of

long

fibrd rock or

glass

material

prcoessed

rom

a

molten state

nto fibrcus orm bondedwith a binder

and

suitable or

ihe

intended

operational

emperatureange rorn ambient o 550oc and 350oC or

rockwoolandglasswoolespeotively. lagwool snotacc+table.

Fomat No.&00-0001-F1 ev.0

CopydghtEll

-

ar

dghlsGrved


9/38

e#mH@ruNffir,"

TANDARDSPECIFICATION

FORHOT NSULATION F

VESSELS. IPING ND

EOUIPMENT

STANDARDPEclFlcAIloNNo.

6-&l-0002

Rev.4

Pase of-S

3d

Unless

otherwise

specified, nsulation

material

shall strictly conform to all the

requirements f

quality

standards

isted blow:

.

Preformed

ipe

nsulation

IS:984ZASTM

54?

YPE

I or TYPE II

. Metal-meshcovered bonded

nineral fibre blankd aod

blanket

ype

pipe

nsulation

IS:8183/ASTMC592 CLASSII for piping & equipt.

Blankets hall be acedon one sidewith 20mn

galvanised

22SWO wircnesh stitched

through with 22 SWC

galvanizd

acingwi.e. For

insulationoyer

Austenitic

SS

Piping & Equipnent' insteadof

galvanized

wirenesh &

lacingwire

SS3M/316

iremesh

laciogwireshallbe

applied.

.

Bonded

Minerat fibre slab

insulation

IS:8183

.

Mineral fibre block & board ASTM C6l2

TYPE

IVl T\?E v

thermal nsulalion

Insulation shall conform

to the requirements

f respectivocodes,unlessotherwise

spcifiedherein and shall be testedand test certificateson reprcsentative amples

furnished

s

per

S:81

3IS:9842/ASTMtC541lSTM:C592

ASTMTC62.

.

Density(nin) 140 & 128 kg/rn'for resin bondedpipe sectiod

and resin

bondedLRB blankls

espectivelyof

rockwooi;

E0 & 64

kg/m' for rsin

bonded

pipe

sctions and resin bonded

curved beveled segftents or LRB slabs

respectivelyof

glasswool.

Max resin content

at lhe above mentioned

densitiesshall be

2% and

5% for rockwool and elasswool

respectively.

140

SC/m'

or

IS^S183ondedminiral fibre

dabs and 240 kg/m' /320 kg/m' for ASTM

C6t2

TYPEIV

. -. _lTM

rl$Pggllyery-

.

Therrnal

**Menn

Temprature

C

Ttrermal

Cond.

mwcm

uC)

Conducliviq(max)l

0.43

o.s2

o.62

0.68

,

0.80

0.90

*The

valuesmentioned re for insulationmat al as

per

IS code:For Apparenl herrnal

conductivity or materialas

per

ASTM codes efer resDective STM codc.

**Mean

Temperature

(IIot

FaceTemperatur Cold FacTmDeiatue) 2

.

Bulk Density

50

t00

150

200

250

300

.

LinearShrinkage Not more

han

2

percent

when subjectd.

o soaking

hat

at

-.

cnift;ive strenstd&,,,ffifi

ffi

ffi

*'iP;tf##';*ii;r

(mininum) at l0% segmntsand LRB slabs; 120 kg/m'z for LRB

_dgf6rmatio _

blankeh(malkesses)ublessotherwisespecified,

.

Chloride ontent

For stainlesslsteels,

ith

nhibitors

less ban 0 PPM, or

3.2,2 Rigid Materirk

(Calcium

Silicare,

Moulded Expadded Prlite,

PolyisocyanuratePol''urethaneFoam Bloeks and

CellulsrGless)

1 Calcium ilicate

It

shallbe suitabteor temperaturespto ?6OoC.nsulation

hallconform o the

'

requirements f rcspeetive

odes, nless therwise

pecifiedhereinand

shallbe ested

and est certificates n rep-rcsentativeample$umishedasper IS 9428/ASTMC533

TYPE I.

Fomal

No.8-00-O001-F1ry- 0

200 o 280 kg/m'.

Copy.ighlEIL All dghls eseded


10/38

EuffiH@ruilffff'"

TANDARD PECIFICATION

FOR

HOT NSULATIONF

VESSELS, IPING

ND

EOUIPMENT

STANDARD PECIFICAI|ON

o.

6-{4-0002Rev.4

Page 0ofrp36

.

Compressive trenth

Reductionn thichEss shallnot exceed

0% when ested

a) Dry undera loadof 4t 5 kN/m'

and

b)

Wet

(after

18 hrs immersio'

in t'?tet) undera load

ol l?0kN/m,.

.

Hat Resistance

wlen testedat mcreasing

emperalures,he material

shall bo

deeftedsuitable or useunderconditions

of soaking eat,

or

24 h$, uplo a tempenture

at which the following

2%

lSYo

Reduclion in thicLltess

nol

exceeding

0% undera load

of345 kN/n'.

'

*

Thermal Conductivily

**Mean

Tempenturc

C

Thermal

(max)

Conductivig(wnk)

requircments remt:

Max,Linar

Sbrinkage(length)

Max. lrss

in Mass

Compressive trength

200

0.080

250 0.088

300

0.097

350

0 . 1 l 0

400

0.121

450

0 . l ] 5

500

0.148

.

Chloride

contenr

Not to exceed 0 PPM or CS

zs wel asSS

*The

values mentioned

are fot

insulationmaterial as

per

IS code;

For Apparent hermal

- 9 du9r'" 9-191ry"99d9 q4ria "ft

,r9-.p99 iYe

9]}.1'c_949._.-

++

MeanTemperatgg:ll 9llgqgE4perature

I

cold FaceTemlenturd

/

2

MouldedExpanded

erlite

Insulation

hallbe block orm

and

pipe

sectionsn accordance

ith ASTM C 610.

t

shall be

compoundedrom moulded

expanded

rlite

& sodium silicate binder and

sb.ll be suitable for temperatures

upto

550"C. Insulation shall conform

to

requirements

f

respectiv odes,

nless therwise

pecifiedhereinandshall

be ested

and

estcertificates n

rcpresentaave

amplesumishedas

pet

ASTM C 610. ?erlite

mslerial shall

be testedes

per

C-692 or aPplicationover

SSsllrfeces"

.

Bulk DensiMmin)

I92

kg/m'. Test as

per

ASTM C302

(pip)

& ASTM

C303ftloki

.

ComFessive Strength

412 kPa(Min)-

Tesras

per

ASTM C 165.

(for

blocks only) at

5%

deformation

' ApparentThermal

Conductivity

Shall asgiven elow:

Test

nethodshallbe as

per

ASTM Cl77lC518

Block)

&

ASTMC335

Pioe)

-M;an

Tempoa

-

TlrennalConducriviry

ax.

w/inK

o.019

0.086

0_095

93

149

204

260

0.106

3 1 6

0..1,

371 0.126

.

waler

Absorption

of

149

thermal insulation

Afler

heataging& 48 hr waier

imnersion,

moisture

sain,

%

by weiqht

ma,\)

50

50

FomarNo.8.00.0001-f1cv,

260

CopydghtrL

AlldghrseseNed


11/38

ffi@ffi|ffi-


FORHOT NSULATIONF

VESSELS, IPING ND

EQUIPMENT

STANOARD PEC'FICATION o.

6.1,14002

Rev.4

psg

fl

or

3(

6071

'

Linearshrinkase 2w\nax)

^t

649

C

for 24hrs

.

Chloridecontent For stainless teels. ss hanlo

PPM. for other materials ot

to exceed 0 bbm

Polyisooyanumte

PIR)

/ Polyurethane

PUR)

Rigid Polyisocyanurate

Poluurethane

oam block,

pipe

and

ittiig insulation

hallbe

manufactured

with polyestr

or

polyether

resins, flammabilig retarding agents,

specialcatalystsand a blowing agent.This can

be used

upto a

tempentureof 125

deg.C. nsulation

shall

conform o following rquirments nd shall

be estedand est

certificates

on

reprcsentative amples rmished

for

conforftance

to each of the

following requiremnts:

'

Selectionof samples or

testing

As

per

ASTM C390OR BS:29?2

Frequency

f sampling

claus V). Unlessothevise stated, he test

specimenshall

be conditioned ithout extemal strssat 231loc and 50i2

prcent

lativhumidiry

for a minimum of24 hoursbfore

Density

40lo

64

ke/rn

To be testedas

Per

ASTM C303 for

Block-t

Te

and ASTM

C302 or

pipe

overin

.

Themlal

Conductivity

MeanTemp.

C

Thermal Conductiviry

(Maxirnum)

mwcm deg

l 0

24

38

0.238

o.245

0.252

Thermalconductivity esrshall be

as

trEr

S:3346or ASTM

C177.Specimenhicknesshallbe as

per

13:3346 r 25mm

DerASTMCITT.-. -Colnp.

St e.gtt

(Mi')

-@

ASTM

C165, at

10%

deformation or at

yield

point,

whichever

occurs irs shall be 205 KPa. Test

shallbe

as

per

-ls: l

1239

an

X.

- - -

permeability max)

8.5 & 5.5 ng(Pa.s.h)

or PIR & PUR respectively

Test shallbe as

Der855608 or IS 2436

.

Fire

propetties

lnsulation

shall be self extinguishing ype and shall satisry

ihe requirements or

maximum

extnt of

bum

(les

tlan

25lnn for PIR

and l25rnm for PUR) *hen

testedas

per

83:5608 (Horizontal

buming chamcteristics-

ax. extentof

burn) rIS:12436

FlexuralStrength This is applicableo

prefomed pipe

coverings nly andshall

.

Closed ell content Minimum

percent

5. Test as

pr

BSi4370Pait

-

Il

(Test

or

closed ell conten0

__

be 275Kpa(min).Tcslshall

e as

per

ASTM C446.

_*. Hurqidaging (Max.

allowabl value after aging

at 60"C

-

90 to 100%

.

relative humidity)-Maximum

percent

change in linear

dimension hall be

4. This limit applies o each

ofthe three

.

foamdircction.Test

shallbe as

per

ASTM

D2126.

.

Dimension

stability after Testmethod s

per

IS: 1239

Part II

The max. dimensional hange

at different emperatureshall

t00oc+2oc

(24

hr)

2r/.

125oc

+2oc

(24t'rJ

2o/o

.

Slfldard size

and

Eleek

kngm

Widdr

upio 2400mm

upto 1200mm

FomarNo.8{o0001-Ft

Rev.

copyright ll

-

All lghls

eseved


12/38

*6E+ - h nr r.--

STANDARD SPEC|F|CAIoN

'Fii#9,@iRIJI+,I"r*h FoRHor INsuLAloN

oF

VESSELS.

PIPINGAND

STANDARD

PEcIFICAION o

6{4-0002

Rev.4

pase12ore

36

IPMENT

On

ength

t6mm

On width

l3mm

Oa hickness

+1.6mm

_Pipq&uE j9

Lngth 750 o 1000nm

Inside

diamter

To

suit srandard teel

pipe

Shall

b supplied

as cylindrical

shape lit in

hatf lengthwise

or

as

curved

segments ui iiom

blocks or moulded

segmenls

cut from blocks

or moulded

o shape.

Upto t4" size,

only

pipe

ctions

lit

r

halflengrhwishall

used.

Dimnsional

olerance:

I-ength

Thickness

-t_l i9lq'es

20,2s,30,40,

50,

60

and

75mm

Cellular

Glass

Cellular Class ormedand used nto unicellular orm can beusedupto a temperatu.e

of 350oC.

nsulationshall conform

o the

requircments f

rspective odes,

unless

otherwisespecifiedhrin

and shall

be

tested

and test

certificates

on reDresentativ

samplesiimished

s

per

ASTM

C552.

'

Density

I l0 to 147 kg/nt'.

Tesr

as

per

ASTM

C3O3except har

no

dryingwill

be necf,ssary.

ererminehe

no.ofspecimenss

per

ASTM

C390.

.

Thermal

condwtivity

MeanTemp.C

0.078

0.063

o.o52

0.050

0.048

149

38

24

l0

Thermal

conductiviry

shal be tested

as

pr

ASTM

C240,

Cl77 and

C518. esr t

east specimens.

.

Comprssive

Strength 517k?a

(Avenge

min) Test

as

per

methodASTM

C240 and

recommended ractice

ASTMC165.

est

t

east

ourspecimens.

3.23

lligh Temperarure

nsulatioD

Materiats

(Above

550.C)

Fotlowing

ypes finsulations

aybeused

or high emp

nsulationpplications.

Cemmic ibre

Ceramic ibre hall

e

composedrtncipally

f Alumina

ilica ibre

blanket.t should

be used n the

emperatureange f

55toc o ?60"C.

Ceramicibre

blankets

hall

be

made

out of

fibres

having

ibre

length

of

about

0 cm or

more. t shall normally

be of

610mmwidth,

3mmor 25mm

hickness.nless

therwisepecifiednsulation

hall

conform o

the rcquirements f ASTM

C892

Type

Il,

Grade8 or

to the specifications

described

n the table

below. Insulation

shall be tested

and tst

certificateson

rcpresentative amples irmished.

Ceramic

ibre blankets

stall be

sampled or the

purpose

ftst n accordanceith

ASTM C390.

Chmical & Physical

characteristics of

Ceramic Fibr

Test

Method

Blankets

SL

No

.

Cbemicalcomposition(Byvolume./.)

FomarNo.

.00{001-F1 6v.

Copyisht EIL

All dghls *ryed


13/38

j -

.

*ffi@flfiffib

I0iffi'divffidtrir

:TffT'Hl:"*

EQUTPMENT

Page3 rtp

38

AIzOj@in)

43

IS 1335

Zro,(Min)

IS-10085

_. __lge9:1Yc])__ _..__.

IS-152f___.

-

rio,(Max)

___qJ_____

lsl527

Sio,(MaxL-_ 57

_

.

MeanFib'e

Dia

(Microns)

- ---iOpr,t

l%- sta;Aard--t.5-J.5

- -- -Bs-2972

-

__-_.___deviation)_.

.

DinensionalTolrance

Thickness

(-\

0% o

(+Y0%

wldJh

(-)2% (Excess

s

permitted)

-_*:*_-_

--L9$t*','--_-(-)qz-"lEr9 r -pesr4e4) :,***_,-.

.

Shot Conten(6/o Max) 20

ASTM

C-892

i

Bulk Densiry(Ke/mr128

ASTMC'167

Min)

.

'Bulk

Density

(+)

30% &

G)Oelo

' Ihermal Conductivity .1l(600"C) ASTMC-l7rls-3346

(Kcal,M

IrfC)..Max

(Mean

ernp)

.

Linear Shrinkage(7.) 3(1200"C) ASTM C-356

(al

nax temp) for

24hrs

.

rensile

E gt Ke&m'te )

_

Longitudinal 0.6 BS 1902

an

6

*

The densityshall be calculated n tle basisof actualdimensions

nd actualweight only, as

_S&E_d_bJlLe_ryryfacs'.I-

**ln

caseof thermal conductivity, he test cenifica& fiom ar intemaiional

aboratory r any

laboratoryapprovedby dpartment f Science& Technology ould be considered.

owevet

the same hall ndicatvalues or otherchamcteristics fthe material,The est eertificate hall

not

be

more han 12monthsold lioft the dateofoffer ofmaterial

for insDection.

0.5

2

Calcium ilicate

For materialspcificationseferclause .2.2(l)

3

Combinationosulationofceramic Fibre

lnner

ayer)&

Rockwool

Outer

ayer)

Formaterial

pecificationsefer lalse3.2.3(l)& 3.2.1

4

Combinationnsulation fcal. Silicate

lnner

ayer)&

Rockwool

Outer

ayer,

Formatarial pecifications

efer

lause .2.2(

)

& 3.2,

3.2.4

Insulation material for Impulse lins

For

impuls lines(AusteniticStainlessSteel), nsulation

matrial

shall be sodium silicate

inhibited

Ceramic

ibre rope nsulation

of

min

density250 Kglm',

unlssotherwisementioned.

CemmicFibre ropeshall be madeup of CeramicFibre

nsulation. t shall comprise

f cemmic

fibres laid

parallel

and finally wrappedwith stainless

teel wire to reinforce

he fibres and

holding t in

position.

Oiher

properties

f

ceramic

ibre shall conform

o the

specificalions s

describedn clause

.2.3(l

3.2,5 Addition.lTests Chcksor Materials

Additional tests/ checks for density, thicknss,

shape and

size as

per

the requirements

shall be

repated

at site at the time of delivery once for eaah lot.

The Contractor

shall

perform

these

Fomat No,

8-00"000i-F1Rev.0

Copydghl IL All

shts,eserved


14/38

m@iFffi'-

STANDARDSPECIFICATION

FOR HOT NSTJLATION F

VESSELS.PIPINGAND

EQU'PMENT

aTANOARo FECIFICAIION

6-444002Rev,4

Pa961aor$

A

32.6

lests n th

presence

fclient/Clint's

representative

n

the samplo

elcted

t random. n case

of

nonconformance

he tests

shall be repeated s

pr

nonns and f.equency

decidedat site as

per

th

dircctionsof Site-in-Charge.

n caseof repeated onconformancehe complet

ot of

insulation naferial

shall

be rejected. Special

attention s required or fibrous materialas

its

installedhickness ould bereduceddue o compaction uring transportation stomgeand

thusaffecting

performance.

-

All thecodesmentionedhall

e he atestssues.

-

Client/Client's

represntative/Ellshall

have ri8ht to inspect any or all the

lests

conducted n

insulationmaterialby manufacturer t his shop

or any aboratory.

Quslity

AssuBnce Plan

(QAP)

Vendor hall

prepare

nd submit

he

Quality

assurance

lan(QAP).

he

QAP

shall

nclude

every

stage

of

manufacturing

process

starting

from raw material stage o final stage

of

manufacturing. heQAP shall also

nclude efercnc f

purchas rder

nunrbr

and date,

he

typesof

checks,

methods f tests ollowd,

requency f checks, ot size & acceptable

riteria

with

permissible

eviations.

WEATTIERPROTECNON

JACKET

.3

3.3.1 Unlessotherwisementioned,aluminium

acketing

shall be used as

weather

prctection

over

insulationexcpt

n

fire

hazardous teas

above55fC where t should be stainless tel

or

aluminized steel.

For

grade piping

in offsites

acket

material shall be

galvanized

steel.

Galvanize-d

acketing

shall not be usedover

insulationon or near austonitic stainless teel

anwor

austenitic ickel BtelPiping & Equipment.

luminium

acketing

shallbe as

per

ASTM

8209

Alloy 3003

Hl6 or ISi737 designatiot

1000 conditionH3 for flat sheets

nd

designation 1500/51300 ondition

H4 for conrgaled

sheets- or stainless telcladdinS,he

materialshallbe n accordanceilh ASTMA167or A240, W 304or 316.For aluminized

:

stel claddin& the material

shall be in

accordancwith ASTM A463,

qpA,

costing

designation2-100.Galvanizdteel hall

as

per

S:217IASTM 526with 450

gmvm'of

coating.Cladding

other

han

galvanized

teel)

shallbe coatedon the side n contact

with the

insulationwith a

polycraft

moisturc

barrir

consisting

of one

layef of

one

mil hiSh density

polythylene

ilm

with a

protective

ayer of

4o-poundminimumvi.gin

kaft paper.

Polykraft

moisturebarier shall

be hest laminatedand applied

n

factory.

Thicknessof the

acketing

shallbe

as

ollows:

I FibrousMaterial

Rock,

GlassWool

& CeramicFibre)

'

Applic{lion

Thickne$

for Aluminium

Thlchess for Stairless

claddirg (other thln grade steel /Aluminized seeel

piping

in offsires

-

Refer nole cladding

below)

For shells of venical 0.7lmm

(22

SwG) Corrugated;

0.56mn

(24

SWC)

stomge

Taoks &

The

profile

of corrugatedshet Conugated;

le

profile

of

vessels shallbe

32ttm Jmm conu9ted sheel shall

be

1.22mm

18

wc) FIat

o.9lnrtr

(20

S]UG)Fiat

For Horton Sphres

&

Horizontal vessl shell

and

heads;

vertical

vessel

eads

o.7lrnm

22

SWG) lat

0.56mm

24

SwC)Flat

For removable overs

l.22mln

18

SWG)

Flat l.22mm

18

SWG)

Iat

For all piping, other

than

grade piping in

offsites

0-56nm 24 SWG)FIal

Fomal

No.8-00'0001'F1d. 0

0.7lmm22SWC)Flat

Copyright l

-

All dghls end


15/38

Em(afw^ffi*o

STANDARD

PECIFICATION

FORHOT NSULATIONF

VESSELS, IPING ND

EOUIPMENT

STAI'IDARD PEclfl CAI|ON

No.

6-{4-0002 Rev. 4

pag

s f

36

For

grsde piping

ir l

Offsites

0.56rnm

24

SWG) Galvanized

steel

Rcfcr

noto below)

Note:

For

grade iping

n offsiteshe

claddingmaterial hall e

Calvanizdtel.

Rigid Matrial

(Calcium

Silicate,

Moulded Expanded

Perlite,Polyisocyanurate,

Poifrrethane

oam(PUR)locks, ast-in-situolyurethaneoamand

CellularClsss)

.

Application Thickness

or

Aluminum

rcket

Thickness

or Stainless

/cladding

sreel Aluminlzed

steel

0.46mm(26wc)

flat

.-_---i1c] gSrgqisc---

.

Pipins, Horizontal 0.56mm(24

wc)

flat

vessel had & Tanks

Roof

Venical Vesel Shells&

venical

portion of

storageTanks.

0.56mm

24

SwC) corrugated.

The circular

profile

of

corugated sheet shall be

32mm

5mm

0.46nm (26

swc)

coruSated.

he citcular

profile of corrugated

sheet shall b

l2mm 5mm

l .22mrn

18

SwC)

Flat

I .22mm

18

SWC) lat

3 4 ANCILLIARYMATENALS

3.4.1

Securement ands Wire,s

c

If materials Aluminiuar,lhenpscificationhallbe

ASTM

8209Alloy 3003 H16or

IS:737 esigoation1000

Old

NS3 condition 3; f

Stainlessteel,

t

shall e

I 8/8,

For securins ibrous nsulation

On Piping

Band,24 SWG

hick x 1 mm

(min)

wide, Stainless

teel.

On Equipmens

Band, 4 SWG

hick

x 20mm

widg

Stainless teel.

On Vertical Storage

anks

Band,

Stainless

teel,25mm idex 24

SWG hick.

Horton Spherc

16SWGSSWire& Band,Stainlssteel, 5mmwide

x 0.6nm

min.)

hk.

D

ForSecuring igid nsulation

On Piping upro 16"

OD

Wire, stainless teel, 6 SWG.

On ?iping

I

8" OD &

Larger,

Vertical andHorizontalequipments

Band, tainlessteel.20

idex 24

SWG hiok.

ForSecuring ladding n nsulation

all

ypes)

ForPiping

Band,SS 2mm min)widex 24 SWC hick,

On

Equipment

Band.SS,20mm idex 24 SWG hick.

Fomal No.

8{0{001

.F1

Rev.

0

Copy.ight EIL

-All

righis re 6Md


16/38

Eem@rumlp

TANDARD

PECIFICATION

FORHOT NSULATIONF

VESSELS,

IPING

ND

EQUIPMENT

STANDAROPECIFICATION

o.

6.4+0002 Rsv. 4

Paqe 6ofqE{

C

On Vrtical Storage

anks&

Spheres

Band.Stainlesstel.25mm

idex

24 SWG

hick.

3.4.2 Rivets

Rivets

equired

or metal

acket

securement

hall be

the

expanding

Aluminium

'POP"

blind

eye ype/Stainlessteel,9.5mm

ongx

5mmdiameter.

3.4J

Scrrds

Screws equird or

metal

acket

securementhallbe Stainless

teel/cadmium

lated

steelself

tappingypeA No.E

dia x l2mm

ong o BS 4176 omplete

ith neoprene

ashers

nderhe

head.

3.4.4

'S.'

and

J'

clips

-

Formed

rom

25mmwidestainlessteel

anding.

3.4.5 To ensure

erfect

waier

proofing,all the claddingjoints

shall be

packedwith

sealing

materials

which mayeither be

n the form ofa

elastomeric ealing

compound r fibr based

ituminous

felt ships.

4.0 APPLICATION

4.1 GENEML

4.1-l

The application

methods,

given

in this

Standad are

geaeral n nature

The Contractor

s

responsible or applying an insulatingsystemthat will

give

a satisfactory

operational

performance

nd he requircments

rven

herein

shall

be regarded

s he

acceptable

minimum.

The Contraclorshall

carryout

he work

in accordance /ith the

trest

practics

of

insulation

applicationwith the

minimum

ofwaste and

debrisand he finaljob shall hav

a neat,fficient

andworkmanlike

appearance.

4.1.2 The insulationshall be

so desigred/applied

uch

hal ingressof

water is

prevented,

eaked

product

an drainoffand

vapourcarlescape.

4.1.3 Atl hydrostatic

estson

piping and equiPmen

ncluding team mcing

systems,hall be

caried

out

before nsulalingmate

al is applied

The insulation Contractor

shall only

insulate

hose

sctions

of the

Plant

that

have been

specifically eleased

or suchwork by the enginer_in'chargc.f insulationmust b installed

before

prcssure

es

tben all welds

and langed

oints

in the

pipe

shall be

left uncovered

ill

successfulompletion

of

pressure

est.

Then

nsulation hall b completed.

4.1 4 Surfuceso be insulated

ball be

horoughly

leaned, ried andmade

ree from loosesoalq

oil

or

gtease.

t shall be

the Contractoi's

esponsibilityo

remove oosely

adhering caloand

din

beforeapplying nsulation.

4.1.5 CorrosiotrPrevention

Piping,

Equipment, anksetgshall

be

protecied

gainst oFosion

by

painting

under nsulation

asoer

soecifications escribed

elow:

Fohat

No.8{GO00 F Rev.

copydghi

EtL' All riglts

|EsNd


17/38

E#ffi@ffiffifop

0iiT3'3;iffdfr'l"J

:T#,T'[l]':"*

EQUIPMENT

Pase 7oflg

36

st.

No.

Design

Tempemtur

in'C

Surfale Preperation

& Pre-rection/Shop

Primer

Paint systen

(Field)

Total

Final

DFI

in

MicroDs

(Inin,)

Remarks

Priner Finish

paint

lnsulaledcarbon teel.LTCS ard low allow steelPipinq,Sloraae anks.EquiDment tc

-45

o 125 SSPOSP.IO;

lcoatofF-9

@

65-75F

DFT/coai

None 2 coats

fF-14

@

l25F

DFI/coar;

(2x125=250)

r 3

coats

fF-15

@

80F DFI/coat;

x80=240)

315-325 r

305-315

No over-coating

F-9

as

it will

lead to mud

cracking.

F-12 shall be

ambient

crrjng type

B 126400

ssPc-sP-t0;

I coat fF-9

@

65-75pDFT/Coat

Non 3 coatsof F-12

@

20p DFT/coat;

(3x20=60)

of

t coatF-16

@

60 u DFVmat

t25 \35

2

Insulated cairless teel

ncludinaAlloy-2o

piping (Notei2)

Below 0"C o

all

minus

Aluminium sheetingwith aluminium oil and chloride ffeemineral

sealant oatingbariumchromate" hallbe applied

If lhe piping &

equipments are

alrady rected

lhan

surface

shall be

prepared

by

cleaning with

emery

paper

fiee DM *"ter

followed by

wiping

widr

organlc olveN

B 0to 125

ssPc-sP-10

(l

5-25I surfac

profile)

I coarofFl4

@

l25p

DFT/Coat

None I coars fF-14

@

I25I DFT/coat;

250

B I O o

125

(alternate)

SSPGSP-IO

(15-25I

surface

profile)

I coatofF-15@80ll

DFT/coat

None 1 coatof F-15

@

80F

DFT/coat

+

I coatof F-15

fin;sh

ooat

@

80rr

DFT/ coat;

(80+80=160)

240

c

12l

o400

SSPC-SP-

O;

I coatof F-16@ 25I

DFT/coat

None I

coatof

F-16@

125

F

DFT/coat

250

D

401 o

600 ssPc-sPl0;

734

@l2st'DF

coar

None I coatof

Amercoat

T38

@

125,1DFT/coat

250

theor

Only Amercoat

738 s suitable

600 deg-C and

cyclic

E

Cyclic aervice

(-)

96 o 480

excpting

t-)45 o 120

SSPGSP.IO

't38

@r2SrDY-

coal

None I coat

of

Anercoat

38

@

125I DFVcoat

250

3

No

paintinA

s required or insxiatedmonel, ncoloyandnickel

iDes.

NOTES

l. The blast cleaning abmsives or SS and Alloy steel

sulfaces shall be SS

grityshots

or

Aluminium oxide gritYrhots,

2. For

SS surfaceswith cyclic tmperoture f-45 tol25 deg.C,both A & B(Bl)

areapplicable.

ABBREVIATIONS:

F-9

F-t2

F-14

F-15

.F-16

Inorganic

Zinc

Silicatecoating

Heat ssistantSiliconeAlurninium

painr

Specially ormulatd

olyamine

uredcoal

or Epoxy coaring

Epoxy

phenolic

coating

Engineered

olysiloxane

oatins

4.1.6

The nsulation ontractorhallnot carryout nywelding

or drilling on

plant

equipmentnd

piping.

Format o.8'0G0001-F1ov.

CoPyriEhlEIL

-

Nl dghb Berued


18/38

. .

*dmw@ffim.'

$iffiilfff1fr8fi]i?^:q:ii,:H;

4.i.7 Insulation

hallbe finished,

evelled nd veatherproofedt all

terminal

oints

wher t is

required o

rmove

bolts etc.without damage

o

the

nsulation.

4.1.8 Equipmentameplates

hall

emain

isible

fter

nsulation asbeen pplied y bevelling

ack

the nsulatingmaterialandcareftlly sealing heexposed dgeso preventngress f moisture.

4.1.9

All

projections,

uch

as lifting ugs, runnions ndstiffeners n

piping

and equipment

i.e.

vacuum ngs) shall be

insulatedwith the same hicknessof insulationas

specified or thc

equipmgnttem

or

pipeline.

4.1.10 Thermoweil

osss,

ressure

appings

ndweephole

ipples

hall

not

be

nsulatedn but ft

accessible.

4.1.1] For nsulationhicknessespto75mm

nly single ayer nsulationhallbe

used,

Multi-layer

insulation

hall be required

when he nsulation

hickoess s

gteatr

han ?5mmwith

th dner

layer being larger. Insulation

installed

tr two

or

more

layers

shall be staggered

oint

construction nd each ayer shall be securedn placeand details of securementhall bethe

.

same or each

ayer,

4.1.12 Wetor

Dsrnagednsulation hall otbe

used nder nycircumstances

Material

awaiting

its

protectiv

cover shall be

adequately

rotectd

rom

damage,min and

cont4mination

nd

shall

be coveredwith cladding

at a minimum ossoftime.

4.1.13 A minimum learancef25mm

between utside urface fany

nsulationinishandadjacnt

equipment,

ipe

or structumlmenbers

shall

be

maintained.

4.1.14

tnsulation upporB hallnot

pmject

out ofthe

insulation uter

surface

nd

shall

be

given

sufficientcoverage f insulatingmaterial o avoid hot spoison the metallic coverat support

.

positions.

4.1.15

Where nsulated

orizontal

piping is

supported

n steelshoes,he heightofthe shoe

shall be

such hat the underside fthe

insulatioh inishitrg

material s clear ofthe supporting lructure

uponwhich he

shoe

e"'ts y25mmminimum.

4.1.16 Pieces fiosutalion ithcrushed nd

damagedendshall ol beused.

4.2 PIPING

4.2,1 StrndhrdSbapesofinsulaiion

I FibrousMaterial

(Rock

or Classwool)

Shall

be

preformed

ipe

section n 2 halves or sizesupto which

manufacturd ndat

least

o

all

pipes

with outside

diameterover insulationof 500mm. n bigger

sizes,

multi-seg$entsare

prefemble

fmanufactured, thrwise, lankets

reacceptable

2 Calcium ilicate

Moulded xpandederlite

Hollow

cylindrical shapes

lit in half tengthwise

in

a

pl6ne

ncluding he cylindrical

axis) or as curvedsegments.

pto 14"

pipe

size,

only

hollow cylindrical

shspes

lit

in

half lengthwise hall

be used.Pipe sotioos

ored

machined ut of blocksshall

not

beused,

Foinst No.8{O-0001"F1Rev.O

copyriqhtEIL Al ,ights $rvsd


19/38

eem@ffiffiff"o


FORHOT NSULATION F

VESSELS.

IPING ND

EQUIPMENT

STANOARD

PECIFICATIONo.

6-a+0002

Rev.4

Pase e

r"

d

Polyisocyanurate

Polyrrethane

Shallbe supplied scylindrical hape lit n halflengthwise

in

a

plane

ncludinghe

cylindrical xis) r ascurved gmenFut

iom

blocks r mouldedo shape.

pto 14"

pipesize, nlypipsectionslit n half engthwisehallbeused.

CellularGlass

Shallbe supplied

scylindrical

hape

lit

in half engthwise

in

a

plane

ncludidghe

cylindrical xis)or as

segrnents.pto

14"

pipe

size, nly

pipe

seetionshall eused.

Ceramic

ibre

Shallbe supplied

n blanket trips n sizes smentionedn the

material pecn clause

3.2.3.

4.2.2 Applicrtion

I Horizontal ipe

A

General

Insulation

material shall be applied to

fit snugly against he

contoursand

shaped

nly whernecessaryo achieve his requirement.

he nsulation hall

be

carried out with the lea.stnumber

of mate.ial

pieces

as

possible

and all

unavoidable

aps,

cavities,and voids suitably illed

up compatible

oose ill

ma@nal.

B PipSctior MouldedBlocks Segments

-

Endjoints ofadjacentblocksshall be staggered

ne

halfofthe length

oftheblock.

-

Includedanglebetweensegments

hall not be less han

30

deg. or

both singleanddouble ayer nsulation.

-

Further,

minimum arc lngth

of segments hould meet following

staggering

quirements.

When

double

ayer is applied, both longitudinal and

circumferntial

oints

shall be staggered. he arc betweenhe longitudinalseam inesof the nside

'and

outside ayersof insulationshall have an angle

of over l5 deg. or

the

longitudinal

oints

slaggeredat least by

one layer thickness,whichever s

-

morestringent.Circumferential eams fthe

insideandoutside ayrs

shall

be

at

least 00mmapart.

C

Blankets

Fibrous

nsulationRock

orGlasswool)

Shall be appliedover he surfacewith

joints

tightly

buttedand

Iaced

ogether

wilh lmm diameter

alvanized

ac;ng

wire.

D Insulation ecurement

All

insulation aterials)

Each ayer ofins0lation shall be securedirmly in placewith at least3 loops

ofbinding wire /

band,one

oop

to be

placed

not more

han

75 from

eachend

and at leastone

oop

o be equallyspaced

ehveen

nd oops,

or eachsection.

Binding wir shall be drawn about

the insulationwith

ends ightly twisted

FomatNo.

8.0G0001-F1v.

Copy.ight

EIL All

dght$ eservd


20/38

nEffi@ftffitr^ff'.

STANDAROPECIFICATION

FORHOT NSULATION

F

VESSELS,

IPING ND

EQUIPMENT

STANDARD

PECIFICATION

o.

6-44-0002

Rev,4

%9e

0oflg

16

togethgr,bent

under&

p.essednto the surfaceof insulation.

Bandsor )vires

in

no case

be spaced

morc han 200mmapart.

-

For calciumsilicate

&

Moulded

expanded

erlire,

atl

joints

shall be

seoledwi$ insulatingcemntol samecompositionas the Motrlded

block.

-

For Cellular

glass,

Polyurethane

oam and

polyisocyalurate,

oints

shall

be sealedwith suitable

ompatiblemarerial.

-

Each

layer of insulation

shall be securedby the same

methodas

above,

E

Fmme

work for supporting

laddiflg ibrous

nsulation

See

Fig: 3 and4)

This

is not

necessaryor rigid

matrials.This is

r4uired

only

for horizontal

pipe runsprovidedwith fibrous nsulation, n blanket orms;verticalpiping

provided

with fibrous

materials need not

tle

provided with this.

Piping

providedwith

fibrous

resin

bonded

pipe

sectionsalso

neednot be

providd

with this framwork,

Spacer ings shall be

fabricatedout

of25x3 M.S. Flats.The

oufsidediameter

of

these ings shall

be equivalnt

o the

outside

diameterof the

insulation.

Spacer ings shall b

riveted

to

'Z'

shaped tays abrioated

rom

the

same

sized M.S.

Ilats. These

ings shall be suitably

painted

for corrosion

protectioo.

Stays

hallbe

providedat intervalsofnot

more han300 along

he

circurnference

fthe insulation,

subject o a

minimum

of

3 stays.Spacer

ings

shall b

provided

at cvery

approx.900. To minimize direct

heat conductio

lhrough hestays,a

packing

of

2 sheets

f

3 thick mill boardshallbe

provided

at thejoids

of the stays

and

pipes.

ointsbetween

M S. SpacerRing and

stays

shall

be rivted

by 6 dia M.S.

Rivers with 2 Sheetsof

3 thick mill board

interposed.

Vertical Pipe

All

insulation

materials)

see

Fig.s)

Insulation on vertical

or near vettical

piping

(i.e.

greaterahan45 de8. angle rom

horizontal)shall

be supported

y boltedon

metalcollars.Metal

collars

shall

be of6

thick M.S. or

Alloy Stelbar

to

suit

piping

marerial).

Outside

diameterof collar

shall be

around 12 less han O.D. of

itrsulation.

wherc

multilaye. insulation

s used,

supportcoll6r shall

be extended o

provide

for each

layer.

,

Support

positions

hallbe at

no

greatr istaoc Paft han he

ollowing:

Pipeopetalilglclqp.(oC)

strpoonspacinq

Upto

4oo

401 o 500

501 o 550

551 o 650

651

o 760

4500mm

350omm

2500mm

2000mm

l500mm

Expansion oints

(Both

vertical

and horizontal

piping.

All insulationMaterials)

See

Fig.5)

Expansionjointshall

be

provided

at regular ntcrvals

asbelow:

FomalNo.8.00.0001-Fl

ov.

copydqhlEll

-

All rlsht8 Esgrved


21/38

5Bm@ffiiffi'-


FORHOT NSULATIONF

VESSELS, IPING ND

EQUIPMENT

STANDAR9

SPECIFICAfl NNo.

6.44.0002 Rev.4

Pase

l ofQ

" e

ed

Ternp

c)

Upto200

201 o 300

301 o 350

351 o 00

401

o 550

551 o650

551

o760

Spacirq(m)

Not required

t 0

6

5

4

3

Expansion

oint

shall

be formed by a 25mm

spacebetween he

pipe

insulation

sctions nd the space hall be filled by compressed ineral rock

fibres. Expansion

joints

in each ayer shall b offset at least 150

rom eachother n caseofmulti layer

insulation.

Expansion

gint

fo. first layer for vertical

pipe

shall

preferably

b

ust

below

nsulation upport ollars,

ElbowsandBends All insulationmaterials)SeeFig.6 andFig.?)

Insulation

matrial shall be

mitrd and

shall be smeas tlnt

of

pipe.

Insulation

securement

ands/wireshall be sameas that for equivalent

dia

pipe.

Each mitred

sectionshall be securedwith minimum2 wires/bands.

or bends elbows

of nom.

pipe

size 6" & below,due o

lack

of space,

or

all insulatioDmaterials,

nsulation hall

be securedy spirallywound16SWGSSwire

or hardmateials

&

l0

SWGSS

wire

for soft materials. nsulation

oints

of block material

shall be suitably sealed$,ith

adhesive

or isocyanurate,rPUR/cellular

lass

and by insulating

cebent for calcium

silicate/Mouldedxpanded

erlite.

Fittingsbelow

50mmnom. dia, if insulated

f

calcium silicataMouldedexpanded

erlite,

shall

be

insulated

with insulatingcement

build up in

6mm

layers

o lhe thiokness f

insulation

of the adjacent

piping.

Esch

layerof insulation ement hallb rcinforcdwith 25mmNo, 20 SWGwire netting.

Tee

All

Insulation aterials)

See

ig.8)

Preformedpipe sections

a segments

hall

be careftlly cut and

shaped round

Te,'

junctions

and

the insulation material

oT he tangential

pipo

shall be

caretully and

neatly

cut to

mate

upto he

material

applied o the

parentpipe

without

the creation

of

voids or

gaps,

at the

unction.

Insulationshall be adequately

ecurd y wire / bands

of same

pecification s hat ofsame size

pipe.

Flangd

oinlsor

Valves

all

insulation

materials

Fig.g

and l0)

FlangedJointsor Valves, jf to be insulated,shall be insulatdwith prefabricated

removable overs, ined with

pipe

sections lags slabs.

Weldedvalves, f insulated,

hall be

nsulated

with

oversized

ipe

sctions r

lags,

cut

and shaped o fit around he body

of

the valve,

Insulated

alves shall be completely

coveredjbut the insulation

shall be cut and

shaped .ound

he

valve

stemand keDt

clear

ofthe stuffing box

gland.

Insul&tion

lashing

all

nsulation aterials)

Insulation

shall be stopped hortof flanged

oints

and unions

by a sufficientdistance

to

permit

asy emovaloftbe

flangenuls and bolts or breaking

ofthe unions

o take

placewithoutdisturbanc r damageo the insulatingmaterial.At thesepositionsh

insulation

shail be beveledand sealedwith d

mtal closure which

in trmr shall be

sealed

with waterproof ealingmaterial.

Fomat

No.8'00-0001+1

Rev.0

CopyrighrIL Alldghts seded


22/38

u#mffil@ruilim;,"

Pase22

l8Ag

8

PipeSupponsi

All

insulation

aterials)

Fig.l1)

Insulation t solidwelded

. clamped uppons hallbe cut andshaped

o

ft

around

the supportand ba[ded

securelyo

enable he iDsulation o be carried

with the pipe

movemenl. ten thepiphangersasshrougbnsulation npipidgoutdoors, etaL

hoods

packed

wilh a waterprcof ealing

material hallbe fumished nd nstalled.

Upper

olts

fthe

hangr lamps

rcnotto becovord

ith

nsulation.

9

Steam raced

iping

All

insulation

aterials)

Fig.l2)

Steamraced

piping

and ittingssh6llbe

nstalled ith

oversized

ectionso allow

accommodation

f both

parent

pipe

and racer

without

damage r

defomation ofthe

insulation. raced nstrument

ioe

and fittings

shall

be totally enclosd y the

insulation in a similar mannor

and the

designedwann air annulus maintained

throughout he

tmcer

pipe lngth. nsulation supports or vertical

pip

shall have

suitableclearance

or tracer

pipe.

Composite

ox type insulationmay be

provided

on

the steamsupply lead lins, n oase hey are routed ogethersimilarly this may be

provided

or the

retum ines o

manifolds iie. the nrn of tracels.

I0

ElectricalTracedPiping

Polyisocyanurate

PUR)

Elecfical

tracd

piping

shall be

prcviddwith the samesize nsulationas

would be

provided

fthe

piping

wete not electrically

raced,unlessotherwise

pecified.

HOzuZONTALEQUIPMENTS

StandardShapes f insulation

1 FibrousMaterial

Rock

or Classwoo

Shells:Preferably

preformed ip

or multi

pipe

segments r

slabs

cut and shaped

o

fit. Alternately,

blanketnay

be accepted.

I{eadsi

Preformd

locksandslabs

ut andshapedo

fit. Altemativelyblanketmaybe

accepted.

2 Calciurn

Silicate/

Perlit/

PUR/Polyisocyanurate/

ellular Glass

Curved

egmenls

blocks,

miae cut andshapedo fit.

3

CeramicFibr

Shall be supplied

n blanket

strips n sizesasmentionedn

the materialspec n clause


FORHOT NSULATION

F

VESSELS,

IPING NO

EOUIP 'ENT

SIANOARD PEclFlcATloN

o.

6-44-0002Rev,4

4.3

431 Applicstion

(AI

Mstriab)

I Following

Fovided

by the

vessel fabricator for insulator / cladding

support /

securement,s

ndicated

n enclosed

ketchNo. 7-12-0033, hall be verified

for their

presence

y the

nsulation ontractotbeforccommencingnsulstion

work:

-

For

vessels f

diameter 000lnm

andabovearc

provided

nsulation

upport

at

ho zontal centre

line as

also verlically at tangent ines. Ring support

at

tangent ines arcprovidedwith 6mmdiameterholes.Thescare o be used or

insulalion

ecurement.

Fonn6tNo,&oFoo0fFl Rev,0

CopyrighlEIL All dglttssswed


23/38

n'm(sffi'-

S'ANDARDSPECIFICATION

FORHOT

NSULATION F

VESSELS,

IPING ND

EOUIPMENT

Sf IDARD SPECIFICATIONo.

6-1&)002 Rev.4

Pase3ot

B

9c

At vessel

headsabove 600mm

outside diameterare

provided

flats haviog

6mm dia holes.The flats are or

insulation

upportandholes

provided

n them

are to be used

or insulationsecurement. lso

provided

on

either

head s a

cenaal ring madeof l0 dia

galvanized

teel rod. For vessels

which do not

havecentmlnozzle, hese ings shall not beproyidedby vesselatficator. For

suchvessels,nsulation onhactor hall

prcvid

hese ings.

Bootof vessel,f any. s

providedwilh

circular uppon

ing

with holes.

s

indicatedn sketch.

Blanket

shall be appliedover he surface

with

oints

tightly butted and aced ogether

rvith 1mm dia

galvanized

acingwire.

Other block

insulation hall be applied

with

the longerdimensionparallel

o the a,xis

of the vesselor equipment.When blocks are applied n multiple layers,all

joints

in

successiveayersshall be

parallel

o th long axis,

shall be staggered

nd

sealedwith

insulatingcmnt or calciumsilicator suitableadhesivsor others. n all cases,he

insulations to fit thecontour f thevessel r

equipment,

o hat he

useofa leveling

coat of insulating cementshould not be normally necessaryo

get

an sccptable

smoothexterior.

Special

considentions

or insulating high temperatur

Vessels

Required

only if

provided

ith calcium ilicatensulation)

Fig.

5)

This

provision

is rcquircd to take carc of the effects of equipnent

circuferential

thermal

expansion n

insulatiotr.

This

provision

is requiredonly for vesslsand

Exchangers

rovided

with calcium

silicatensulation.

Calcium silicate nsulation

houldbe

nstalled n bevelled

or curvedsegments nly, to

avbid

voids and

provide

an effioient

nsulation ystem.

For

equipmenls pto 3000mmn diameler nd 2OOoC.o take

careof equipment

circumferentialexpansion,he circumferentialblock

is cut and fitted to be l3mm

greater

n circumferencehan he equipment

and

secured o hat tension

ofthe bands

ploduces

ompression n the butt edgesmther han

on

the

surfac o$ards Jre essel;

the little annularspaceand

he

compressiveness

fthe blocks would sufiice to take

careof circumferenlial xpansion f equipment.

lflhe vessels above 000mmn diameter r flemperatures above 00oC r both,

25mm

hickRockwoolibreblanketnsulationhallbe applied

rolnd heequipment

prior

to the application

ofcalcium silicate.

This acts

as an expansion reaaround

he

equipment o act as mechanical ndsometimeshermal

cwhions. The calcium

silicatE

block must

b out and

itted

to

the outside adius

ofthe equipment

plus

he hickness

of

the Rockwool spacer nsulation. The insulation, when

install4

should

rct

ompress

he

ibrousblanket.

Above

provision

o take care of circumferentislxpansion

s required

both for shell

andhead.

43.3

Insulation Securenrent

for

all insulatioDmatedrb)

(Refer

Fig.13 and 14)

Each ayer

of insulationon shellsofequipmentshall be

secu.d y bandsat

overy

225centres.

Eachband

shall be machine tretched nd ensionedo

rcmoveslackonlv.

Format o.8 00{001-F1

RE0

Copy|ightEIL A[ nghls esrud


24/38

ieffi@ffiffi"

TfiilTg"itffil3fi,'sT

'":I1T;"111:"

.

EOUIPMENT

Paee24ofgd

Each ayer

ofinsulation on

vesselheads hall

be secured s ollowsl

Band

shallbe

n

radial

dirction onnecting

he head entmlloating ingandshell

gi*h

ring.

The radial bandsshall be

placed

at not more han 150

centres

or

gid

and 300 for fibrous

insulation,measured t the girth dng. Thesebandsshall be machinestretched nd sealed.

Outermost ayer of

insulation shall also be supportedby drawing

and

securing

16

SwG

annealedwire through

he

6 diameter

holes

providd

n the shell

girth

ring as

also

he flais

provided

on

heads.

he

wir shall be drawn

hrough

overy

hole and it shall be securdo the

ring with a knot,

4.4 VERTICALEQUIPMENTS

4.4,1 StandardShapes

shapes

or

dilferent materials hallbe same

sspecified or hodzontalquipmnt.

4.4.2 Application (For all insuletion mrterials) (Fig 16& 1?)

Application detaits

on

shell, top

and bottom

heads

shall

be similar to that of horizontal

equipment.nsulationshall be aid

on insulation upport ings

provided

by

the fabricator.See

Standard

-12-0025.

4.43

Insulation Se.nremenl

(xor

all insulation mrterials)

Fig. 16, 7 & 18)

Bottom and

Top

Head

nsulation hallbe

supported y 16 SWC SS wire .bawn

hrouSh oles

in the nsulation upports

rovided

by the abricator,

Top head nsulation

shall be securedby

floating ring/bands

provided

by vessel abricator

similar

o

head fhorizontal essel.

Shell insulationshatl be supported

y bards

at every225 centreson the cylindrical

podion

and

he bands

hall

be kepthorizontal.

lnsulation

Securementor Bottom head

or vessl

supporled

n

legs shall be idenrical o that

ofTop

head.

For

insul&tionsecurement

f bottom heads

nside skin no floating

ringsAandsneed be

provided;

Firm

securementhouldb ensured

ust

by 16 SWG anneale-d S

wire

drawnover

insulation

ightly

and

hrough he

holeson support

ings

provided

by the abricator.

4.4,4

Dxpansion

Joints

(All

iffuletiotr

materiek)

Expansion

oirits

shall be

Fovided

every

4000mm

max.).

The

oint

shall

be

providd

at

insulalion

support ings.

t shall be a

25mm space etween he

top of the insulationand he

bottomofthe

support

ing.

The space hall

be illed up by compressedockwool

ibre.

4.5 FLANCE, NOZZLq CHANNEL

COVER,

MANWAY &

HANDHOLE FLANGED COVER

(FOR

ALL INSULATION

MATERIALS

)

wbere insulation s required,

hese shall

be inslrlaredwith

lind

removable

prefabricated

covetssecurcd

with bands r

qu;ck

release

oggle

clips.

Otherwise, nsulation shall be

stoppedshofi

of uninsulated langes

and

nozzlcs

E c., a

sufficientdistance o pmit withdrawalof boltswithoutdisturbinghe insulation lnsulation

shallbe

weathemroofedodsealed t

these ocations.

FormatNo.8{}0001-Fl Rev.0

copydght IL AII ghrs

osoMd


25/38

"ffi|@ffi$ff*"

Tfi$lfifftl*,S?

sraNDARDrPEcH

EOUTPMENT

Paeezsot

4(

4.6

IRREGULAR

URFACES

UCHASPUMPS, OMPRESSORS,URB]NES TC,

4.6.1

Application

1

FibrousMaterial:

Material, pplicationnd nsulationcurement

This shallb

Prefabricatedemovableovers,inedwitb

pipe

sectioDs

lags

slabs

matresses.

2 Calcium

ilicate/Moulded

xpanded

erlite

Insulation atrial hallbe ooseill insulatingement/block

nsulation

utand itted.

lnsulation

hall be applied n maximum

5rnm

hick layersuntil the scheduled

thickness

s obtained.

Each ayershall recovered ith a layerof25mmhex.20 SWCgalvanisedronwire

mesh

or

othea han SS surfaces nd

with sS

wire mesh or SS surfaces. he final

layers hallbe

ovelledo a

smooth

iDishwith a

6mm

hick inishing ment.

Insulationshall be

beveled ackat 45 deg. tom all casing langes,shaft

seal

capsand

bearing

boxes.

4.7 VERTICAL STORAGETANKS

(CARBON

STEEL)

4,7.1 StandardShopes f insulation

I

Fibrous

Material

Rock

or Glasswool)

.

Shallbe n

slab

orm..

2 PolyisocyanuratePollurcthane oam

Shallonly

be

oamed

ast n-situ.

,1,7.2

Application

I Supporting ings spikes

rods)

or suppo(ing nsulation cladding

A

Shell

Refer Standard -13-0003Sh.l&2 of 2. This

Standardndicateshe

extent

of

insulation claddingsupporting securemntetails

provided

by tank

fabricator. nsulationcontractor hall cheok

or

its presence

efore nsulation

application/ork.Iollowings

provided

y anl fabricator:

WaterShed

At the

junction

of shll and roof, a watershed

s

provided

to act as top

covering

or heshell nsulationssholvn

n Std.7-13-0003.

InsulationSupport

Insulation upport

ill consist

f5mm dia steel ods

provided

t 400mm ia

diarnond

itch.

Length fthese

ugs

s 3mm ess han nsulation

hickness.

Fom.t No.84G0001-Fl

Rov.

Copydght IL All nghb .6s61.d


26/38

$Bffiffi@ffiffi"r-

TANDARD PECIFICATION

FORHOT NSULATIONF

VESSELS. IPING

NO

EQUIPMENT

STANDARDSPECIFICATION O.

6-4+0002

v.4

Paqe 6or

8

36

Cladding upport

From ank op, horizontalings

shallbe

provided

t every

1l75mm

on tank

shell .

B

Tank Roof

Shallbe

provided

s

per

Standard-13-0003.

Insulafionaying nd

securement

Shell

Application

f fi brous

nsulation)

Insularion shall b

applied between ings in

horizontal

mode.

Mattresses

insulationshall be

appliedwith

joints

lightly butted and Iaced ogether

with

lmm dia.

galvanized

acingwire.

Matts shall be mpaled o the smm rod and

speedwashersixed andpresscd ome or intimatecontactofth insulation-

In the

caseof multiple ayers,

peedwashers renecessarJ nly over the

inal

laycrs,

upto

and ncludinS sornms).Rods

and

spedwashers

f springsteel

should be selected

o

suit

each other. While rods are

provided

by tank

fabricator,

speed

washers shall

be fumished by insulation confactor.

Insulation shall be

further secured by bands spaced centrally btween

insulationsupports.

Shell

Application

of Polyisocyanurate

Polyuethane oam)

Shall be

foaned cast

in-situ as

per

vendor's

pmcedure

(approved

by

ElL/Clienr/Client's

epresentalive) nd to

the satisfaction

f Site-in-Charge.

The minimum requircment or

thermal

conductivity, density, compressive

strength, ire

properhes nd water vapoui

permeability

shall be as

per para

3.2.2(3). epending

pon heapplication

he hickness

f

cladding ndbands

shall be as

per

Wa

3.3

& 3.4 respectively.Contractor

shall ensure hat

cladding& band hicknsses

re capableof withstanding oaming

pressures

'which

aI developed

af the time

of

ihjction

of foam. Contactor can use

foa{red cast

in-situ insulation only after

getting

the approval

o material

spcification nd

application

rccedurc-

Roof(For ll matedals)

Applicationof

both

fibrous,

polyisocyanuratend

Polyurethane

oam shallbe

similarto

hatas or shell,nsulation

upportrom

5mm

diaM.S. ugs hall e

qxactlysameas n shell.

B

4.8 HORTONSPHERES

4.8.1

Standad

shapes

&

M.terial

Shallbe

nly

Rockwool

Classwool

lanket.

4.82

Applicrtion

Slructuml

members

rovided

by

spheresabricator or insulation/claddingocurment.

lnsulation Cladding upportshall easperStan&rd -13-0015.

lnsulatiod

aying

andscurement

FoDal No.8.00.0001f1 ev,

CoptrlghtEIL Al nghb reseNed


27/38

m@fttrfftr*,


FOR

HOT

NSULATIONF

VESSELS, IPING ND

EQUIPMENT


o.

6-44-0002 ev,4

PasewrFs

a+

dl

3e

oIERUPSVERY& Csri.lRES

l

LsoPno$DEIYAIIRPROOF

SPECnON|.UG

SEE

EIIA)

GIAUSE1.r

10

B n(MoED

ONttrIFORISROI'6

A1ER]AL5

I

CAICiJMUclTE PrO259

NO_IE

FORNSPECTIONLUG

EFER

APPI.ICAELE

|.AI']SE

DETAIL'A'

EGURE

_

01

PIPD NSI'LATION

DETAILS

(FIBROUS

RIGID INSULATION)

INS'EdIKIN'IIJG

EIATSOR

ltsst aPlPEs

FoBal No,8-00-000i -F1

6v.

copyright

EIL Alt

dghts estuad


28/38

ffi@ffis&"


FORHOT NSULATIONF

VESSELS, IPING ND

EOUIPMENT

STANDARDPECIFIGATION

o.

6-4fi)002 Rev,

4

P a s e ' - l , 4 a 4 1 J 5 6

SIACGAYOif,MLFOF1IENSTI]

0FElcHsECnO\:SEAL OIl[rs

oR

crrouM tlcalE, olltGlass

POLYFOCYANUMIEYA iTISII

SEATIR

B$D 0RTtrn

oDX

FRoM lo oF

E

CH ECnOi\ATEVnY00 ElflRES

{ASOVETOE

PROVDEOOR &I] LIYERI

IHK

OF

ONEIS|]IATIONAYER

FIGI}RE

-

02

PIPE INSULATION METIIOb OX'STAGGf,RING OF' SECTIONS

RIGID

& FIBROUS INSULT.TION

(PRf,FORMED

PIPI] SECTIONS

ONLIO

Fomal

No.8-00.0001-F1 iev.o

Copyng

ElL

-

All rights

eseNed


29/38

Eeffi@ffifffi,o


FORHOT

NSULATIONF

VESSELS,

IPING ND

EQUIPMENT

STANOARD

SPECIFICATION NO.

6444002

Rev,4

Pas.w

49

4,1

SINGLEAYERLANKET

NSULATION

WITHLUMINIUMHEETINISH

OUISIDEOVERING

SPACERll'lc

25

3MS LAT)

SEE IG,-4

WREMESH UTWARO

MESH

UMARD

I\,,IULTIPLEAYERIBROUSNSULATION

SPACERINGOR ORIZONTATIPE

FIGI]RE

_

03

HORIZONTAL PIPE

I nBRoUS INSULATION;

DETAIL

OF

SPACERRINGS FOR

CLA'DING SUPPORT

Formst

o.8-00-0001-F1ev.

Copytight IL

All

dghts Esryed


30/38

*ffieffiffi

STANDARD PEGIFICATION

FORHOT NSULATIONF

VESSELS, IPING ND

EOUIPMENT

gTANDARD PECIFICATION

NO.

6"44-0002Rev.4

Pasaffi

36

6{

16

CIFC1'MfRENNqI $TAAICE

NOIMoREll],q

300rm'

INSUI.ATION

HIC]OESS

MINIMUMSTAYS

TOBEPROVIDED

25 3|ln

MILI) TEE- |AT

I,IILL

OARD

5.{i l, 1 6IEEL l EI

2S}EEISOFTlrX

n .&{110t'ircsGss

iR;iEr.aan-6**

n|Cl$3SS I61UPED IIG

FIORE6TOIH

IMIERPOSED

DETAIL.

DETAIL.

-

FIGI'RE

_

04DETAIL

OF

SPACf,RRING

FIBROUSNSLUATION

MATTRXSS)

\ t . . -

-..J.:-

T-

Fornat

No &00{00r-Fl

Rev_ Copydght

tL A[ ights lesrd


31/38

.e#@ftSffi"o

STANDARD

SPECIFICATION

FOR

HOT NSULATION

OF

VESSELS,

PIPINGAND

EOUIPMENT

STANDARD

PECIFICATIONo,

644-0002

Rev,4

Pao

.#

rr

or

6

EXPNSIONOINTS

IIIIERE

REQUIREDNVERT AI.

P

PENSIJLA']IoN

&q[ BE

POSITLOIIEDNDER

}IECLIP

SUPPORTS,

omm

1/a')M.S

R

ArLoY oLTEoLIPS

(rNsur-AroRs

UPPLY)

E\PANSION

OINI

I

I

EXPANSION

OINT

BOLTLENGIH

PLUS25

I

I

I

I

6

M.S. RALIOY

fLATBlN

O

M,S. R LLOY

NIJT

EOLT

BOLIED

OttAR

.S,

R TOY

MAIERIATIIOICEO UITIPING

MATERIAL

CLIP

PACING

PIPE

"c

.EMP,

MM.SPACING'D'

Uf',f

I

uPIo1c0 4500

100m500

35fr)

500T0550

2500

'CIRCUMFERENNAL

EXPA]ISIONIIALL ECOIIS]DERED

T

rHESE

PERATINGEMPERATURES.

FIGURE

-

05

BOLTED ON INSULATION SIJPPORT

FOR VERTICAL PIPE

13

Fomal

No.

8-00-000tF1 R6v.0

CoprtlghtE|L-All

ghls

Beryed


32/38

s*m@Wffi*o

gTANDARD

PECIFICATION

FORHOT

I'ISULATION F

VESSELS,

IPING ND

EQUIPMENT

gTANDARD PECIFICATION

No.

6-44.0002

Rv,4

Pase cffi

3s

d/

46

sENDS

THNSLIATION.0.0F 80n'd3

nl

AND

VER

OBEWEATIIER

ROOFEDilH

IIETAI HEETABRICATEDNTODSTEPCK

fiERSWIIHBE}' NO COUNIEREAD,

INSULATIONIPE ECT]ONS

MJIEREDO

CONFORMO

CONTOI]RF END.

PiPINGO E

]VFNTNERROOFED

}'IIT'IHETA HEETN IFAGHT

RUNS ECURED

llITH ETII

BENDS

SPICED AX,NTERVALS

{27b2ab55-b537-4f8d-a0f3-b27439b95647}_hot insulation_1of 36

Documents