8/12/2019 1.4.BW-P.62

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Kaynak Teknolojisi Test ve Mesleki Geliim Merkezi

1/2KTM-F16-r01

WELDING PROCEDURE SPECIFICATIONWPS

WPS No: 1.4.BW/P-62 Date 29.08.2009 Supporting PQR No. GSI-WPAR-09-287

Design Code : - Welding Code :ASME Sec. IXWelding Process(es) GMAW Type(s) (Automatic, Manual, Machine or Semi-Auto. ) Manual

JOINTS

Joint Design Groove Backing Yes No

Backing Material (Type) -Metal

Nonmetallic

Nonfusing Metal

Other

t=25 mm

60 5

3-4 mm

2-3 mm

F1

K

W

F2

F3

D2 D3

F7

F5

D1

F4

F6

W: Kk paso/ Root Pass - F: Dolgu Paso / Filler PassesD: Kapak Paso / Cover Passes - K:Arka Paso / Back Pass

BASE METALS

P-No. 1 Group No. 2 To P-No. 1 Group No. 2Or

Specification type and grade ASTM A-516 Gr 70 To specification type and grade ASTM A-516 Gr 70Or

Chem. Analysis andMech. Prop.

-To Chem. Analysis andMech. Prop.

-

Thickness range:

Base Metal: Groove 5 mm < t < 50 mm Fillet All

Pipe Dia. Range Groove All Fillet All

Other

FILLER METALS GMAW

Spec. No. (SFA) 5.18AWS No. (Class) /Trade Name ER 70S6F-No. 6A-No. 1

Size of Filler Metals 1.2 mmWeld Metal

Thickness Range

Groove to 36 mmFillet all

Electrode-Flux (Class) NAFlux Trade Name NA

Consumable Inserts NA

Other

8/12/2019 1.4.BW-P.62

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Kaynak Teknolojisi Test ve Mesleki Geliim Merkezi

2/2KTM-F16-r01

WPS No 18.4.BW/P-02 Rev. 0

POSITIONS POSTWELD HEAT TREATMENT

Position(s) of Groove 1G Temperature Range Not applied

Welding Progression: Up - Down - Time Range Not applied

Position(s) of Fillet - Other -

PREHEAT GAS

Preheat Temp. Min. Min. 80C Percent Composition

Interpass Temp. Max. Max. 350C Gas(es) (Mixture) Flow Rate

Preheat Maintenance By propane flame Shielding Ar +C O2 82% +18% 10-12 l/min(Continuous or special heating where applicable should berecorded)

Trailing na na na

Backing na na na

ELECTRICAL CHARACTERISTICS

Current AC or DC DC Polarity RP

Amps (Range) see Table Volts (Range) see TableTungsten Electrode Size and Type -Mode of Metal Transfer for GMAW

8mm.-GMAW S/C17mm.-GMAW Spray

Electrode Wire Feed Speed Range -

TECHNIQUE GMAW

String or Weave Bead String

Orifice or Gas Cup Size -

Initial and Interpass Cleaning Grinding, Brushing

Method of Back Gouging -

Oscillation -

Contact Tube to Work Distance -

Multiple or Single Pass (per side) Multiple

Multiple or Single Electrodes -

Travel Speed (Range) see table

Peening none

Other -

Filler Metal Current

Weld Layers Process Class Dia. Type Polarity Amper Range Volt RangeTravel Speed

Range

Wire Feed

Speed(mm) (A) (V) (mm/min) (m/min)

W GMAW ER 70S6 1.2 DCRP 150-160 17 18 4-5 175

F1 GMAW ER 70S61.2

DCRP 170-180 2829 5-6 168

F2 GMAW ER 70S61.2

DCRP 260270 3233 10-10.5 300

F3-F7 GMAW ER 70S6 1.2 DCRP 220230 2829 7-8 145-250

D1-D3

Back P.

GMAW

GMAW

ER 70S6

ER 70S6

1.2

1.2DCRP

DCRP

190200230 - 240

262728 - 29

6-7

7-8

170-200

190

W GMAW ER 70S6 1.2 DCRP 150-160 17 18 4-5 175

Prepared by

Batu OUZHAN

Welding Engineer

Approved by

Kvlcm EREVK

Welding Engineer