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Chemical Composition of Carbon Steel :

CARBON STEEL, ALLOY STEEL, LOW TEMP, PIPE & TUBES SPECIFICATION

CHEMICAL ANALYSIS

Mechnical PropertiesSPECIFICREQUIREMENTTensile

StrengthYieldStrength

Elongation

Specification WT C% Mn%P%MAX

S%MAX

Si% Cr% Mo% Mpa Mpa50mm MINLongitudinal

ASTM A 53/AASTM A 53/BASTM A106/AASTM A106/BASTM A106/C

AWAWAWAWAW

0.25MAX0.30MAX0.25MAX0.30MAX0.35MAX

0.95MAX1.20MAX0.27-0.930.29-1.060.29-1.06

0.0500.0500.0250.0250.025

0.0600.0600.0250.0250.025

--0.10MIN0.10MIN0.10MIN

--0.40MAX0.40MAX0.40MAX

--0.15MAX0.15MAX0.15MAX

331MIN413MIN330MIN415MIN485MIN

207 MIN240MIN205MIN240MIN275MIN

3629.535/2830/2230/22

Cr Mo Cu Ni Va0.40 0.15 0.400.40 0.08five elementsnot to exceed1%

ASTM A 179ASTM A 214ASTM A 192ASTM A209/T1ASTM A209/T1aASTM A209/T1BASTM A210/A-1ASTM A210/C

MWMWMWMWMWMWMWMW

0.06-0180.18MAX0.06-0.180.10-0.200.15-0.250.14MAX0.27MAX0.35MAX

0.27-0.630.27-0.630.27-0.630.30-0.800.30-0.800.30-0.800.93MAX0.29-1.06

0.0480.0500.0480.0450.0450.0450.0480.048

0.0480.0500.0480.0450.0450.0450.0580.058

--0.25MAX0.10-0.500.10-0.500.10-0.500.10MIN0.10MIN

--------

---0.44-0.650.44-0.650.44-0.65--

325MIN385MIN325MIN380MIN365MIN415MIN415MIN485MIN

180MIN180MIN180MIN205MIN195MIN220MIN255MIN275MIN

35.035.035.030/2230/2230/2230/2230/22

Hardness 72HRB MAXHardness 72HRB MAXHardness 77HRB MAXHardness 80HRB MAXHardness 81HRB MAXHardness 77HRB MAXHardness 79HRB MAXHardness 89HRB MAX

ASTM A213/T2ASTM A213/T5ASTM A213/T11ASTM A213/T12ASTM A213/T22

MWMWMWMWMW

0.10/0.200.15MAX0.15MAX0.15MAX0.15MAX

0.30-0.610.30-0.600.30-0.600.30-0.610.30-0.60

0.0450.0300.0300.0450.030

0.0450.0300.0300.0450.030

0.10-0.300.50MAX0.50-1.000.50MAX0.50MAX

0.50-0.814.00-6.001.00-1.500.80-1.251.90-2.60

0.44-0.650.44-0.650.44-0.650.44-0.650.87-1.13

415MIN415MIN415MIN415MIN415MIN

205MIN205MIN205MIN220MIN205MIN

30/2230/2230/2230/2230/22

Hardness 85HRB MAXHardness 85HRB MAXHardness 85HRB MAXHardness 85HRB MAXHardness 85HRB MAX

ASTM A333/1ASTM A333/6ASTM A334/1ASTM A334/6

AWAWAWAW

0.30MAX0.30MAX0.30MAX0.30MAX

0.40-1.060.29-1.060.40-1.060.29-1.06

0.0250.0250.0250.025

0.0250.0250.0250.025

-0.10MIN-0.10MIN

----

----

380MIN415MIN380MIN415MIN

205MIN240MIN205MIN240MIN

25/2030/2235/2830/22

Impact AS-50FFOR40X10J/18/14-50F40X10J/18/1490 HRB MAX

ASTM A335/P1ASTM A335/P2ASTM A335/P5ASTM A335/P9ASTM A335/P11ASTM A

AWAWAWAWAWAWAW

0.10-0.200.10-0.200.15MAX0.15MAX0.15MAX0.15MAX0.15MAX

0.30-0.800.30-0.610.30-0.600.30-0.600.30-0.600.30-0.610.30-0.60

0.0250.0250.0250.0250.0250.0250.025

0.0250.0250.0250.0250.0250.0250.025

0.10-0.500.10-0.300.50MAX0.25-1.000.50-1.000.50MAX0.50MAX

-0.50-0.814.00-6.008.00-10.001.00-1.500.80-1.251.90-2.60

0.44-0.650.44-0.650.45-0.650.09-1.100.44-0.650.44-0.650.87-1.13

380MIN380MIN415MIN415MIN415MIN415MIN415MIN

205MIN205MIN205MIN172MIN205MIN205MIN205MIN

30/2230/2230/2230/2230/2250/2230/22

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335/P12ASTM A335/P22

BS/3059/1/33BS/3059/2/33BS/3059/2/45BS/3059/2/620

0.15MAX0.15MAX0.12-0.180.10-0.15

0.30-0.700.40-0.700.90-1.200.40-0.70

0.0500.0500.0350.040

0.0500.0500.0350.040

-0.10-0.350.10-0.350.10-0.35

---0.70-1.10

---0.45-0.65

324-441324-441441-560441-618

186MIN186MIN245MIN235MIN

25212222

DIN/17175/ST35.8DIN/17175/ST45.8DIN/17175/15MO3DIN/17175/13CrMO44DIN/17175/10CrM910

0.17MAX0.22MAX0.12-0.200.10-0.180.15MAX

0.40MIN0.45MIN0.50-0.800.40-0.700.40-0.60

0.0400.0400.0400.0400.040

0.0400.0400.0400.0400.040

0.35MAX0.10-0.350.10-0.350.10-0.350.15-0.50

---0.70-1.602.0-2.5

--0.25-0.350.40-0.500.9-1.10

340-441441-540441-540441-570441-570

235MIN255MIN284MIN294MIN294MIN

2525212222

ASTM A199/T5ASTM A199/T11ASTM A199/T22ASTM A199/T4ASTM A199/T7ASTM A200/T5ASTM A200/T11ASTM A200/T22ASTM A200/T4ASTM A200/T7ASTM A199/T9

MWMWMWMWMWMWMWMWMWMWMW

0.50-0.150.50-0.150.50-0.150.15MAX0.15MAX0.15MAX0.50-0.150.50-0.150.50-0.150.15MAX0.15MAX

0.30-0.600.30-0.600.30-0.600.30-0.600.30-0.600.30-0.600.30-0.600.30-0.600.30-0.600.30-0.600.30-0.60

0.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.030

0.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.030

0.50MAX0.50-1.000.50MAX0.50-1.000.50-1.000.50-1.000.50-1.000.50MAX0.50-1.000.50-1.000.25-1.00

4.00-6.001.00-1.501.90-2.602.15-2.856.00-8.004.00-6.001.00-1.501.90-2.602.15-2.856.00-8.008.00-10.0

0.45-0.650.44-0.650.87-1.130.44-0.650.45-0.650.45-0.650.44-0.650.87-1.130.44-0.650.45-0.650.90-1.10

415MIN415MIN415MIN415MIN415MIN415MIN415MIN415MIN415MIN415MIN415MIN

170MIN170MIN170MIN170MIN170MIN170MIN170MIN170MIN170MIN170MIN170MIN

30/2230/2230/2230/2230/22 30/2230/2230/2230/2230/2230/22

Hardness 85HRB MAXHardness 85HRB MAXHardness 85HRB MAXHardness 85HRB MAXHardness 85HRB MAXHardness 85HRB MAXHardness 85HRB MAXHardness 85HRB MAXHardness 85HRB MAXHardness 85HRB MAXHardness 85HRB MAX

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