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Chemical Composition

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CHEMICAL COMPOSITION (IN PERCENTAGE)
Grade C (Max) Mn (Max) P (Max) S (Max) Si (Max) Cr Ni Mo Nitrogen (Max) Cu / Others
301 0.15 2.00 0.045 0.030 1.00 16.00 - 18.00 6.00 - 8.00 - 0.10 -

304

0.08

2.00

0.045

0.030

0.75

18.00 - 20.00

8.00- 10.50

-

0.10

-

304L

0.030

2.00

0.045

0.030

0.75

18.00 - 20.00

8.00- 12.00

-

0.10

-

310S

0.08

2.00

0.045

0.030

1.50

24.00- 26.00

19.00 - 22.00

-

-

-

316

0.08

2.00

0.045

0.030

0.75

16.00 - 18.00

10.00 - 14.00

2.00 - 3.00

0.10

-

316L

0.030

2.00

0.045

0.030

0.75

16.00 - 18.00

10.00 - 14.00

2.00 - 3.00

0.10

-

317

0.08

2.00

0.045

0.030

0.75

18.00 - 20.00

11.00 - 14.00

3.00 - 4.00

0.10

-

317L

0.030

2.00

0.045

0.030

0.75

18.00 - 20.00

11.00 - 15.00

3.00 - 4.00

0.10

-

321

0.08

2.00

0.045

0.030

0.75

17.00 - 19.00

9.00 - 12.00

-

0.10

Ti5 ( C + N ) Min or 0.70 max

347

0.08

2.00

0.045

0.030

0.75

17.00 - 19.00

9.00 - 13.00

-

-

Cb= 10x ( C Min ) or 1.00 Max

409

0.08

1.00

0.040

0.010

1.00

10.50 - 11.75

0.50

-

-

Ti= 6x (C+ N ) Min or 0.70 Max

409M

0.03

0.81.2

0.030

0.030

0.40.75

11.00- 12.00

1.5 max.

-

-

Ti= 6x (C) Min or 0.70 Max

410S

0.08

1.00

0.040

0.030

1.00

11.50- 13.50

0.60

-

-

-

410

0.15

1.00

0.040

0.030

1.00

11.50- 13.50

0.75

-

-

-

420

0.35

0.50

0.035

0.015

0.50

12.00 - 13.00

0.20.3

-

-

-

430

0.12

1.00

0.040

0.030

1.00

16.00 - 18.00

0.75

-

-

-

JSL AUS

0.08

7.08.0

0.070

0.030

0.75

15.50 - 16.50

4.25 - 4.75

-

-

0.9 - 1.10

JS- 203

0.08

9.2510.25

0.070

0.030

0.75

14.25 - 15.25

2.25 - 2.75

-

-

1.60- 2.0

301M

0.10

4.55.5

0.060

0.030

0.75

14.50 - 15.50

6.0 - 7.0

-

-

1.70- 1.90

* Thickness of 1.27mm & below will have elongation of 20% min.

Delivery condition

PSL Delivery Condition Pipe Grade
PSL1 As-rolled, normalized, normalizing formed A
As-rolled, normalizing rolled, thermomechanical rolled, thermo-mechanical formed, normalizing formed, normalized, normalized and tempered or if agreed Q&T SMLS only B
As-rolled, normalizing rolled, thermomechanical rolled, thermo-mechanical formed, normalizing formed, normalized, normalized and tempered X42, X46, X52, X56, X60, X65, X70
PSL2 As-rolled BR, X42R
Normalizing rolled, normalizing formed, normalized or normalized and tempered BN, X42N, X46N, X52N, X56N, X60N
Quenched and tempered BQ, X42Q, X46Q, X56Q, X60Q, X65Q, X70Q, X80Q, X90Q, X100Q
Thermomechanical rolled or thermomechanical formed BM, X42M, X46M, X56M, X60M, X65M, X70M, X80M
Thermomechanical rolled X90M, X100M, X120M
Note: The suffix (R, N, Q or M) for PSL2 grades belongs to the steel grade.

Chemical requirements

Chemical Composition for PSL 1 pipe with t ≤ 0.984”

Steel Grade C (max) Mn (max) P (max) S (max) V (max) Nb (max) Ti (max)
[Enter Steel Grade] [Enter C max] [Enter Mn max] [Enter P max] [Enter S max] [Enter V max] [Enter Nb max] [Enter Ti max]
Steel Grade C (max) Mn (max) P (max) S (max) V (max) Nb (max) Ti (max)
A0.220.90.30.3
B0.281.20.30.3c,dc,dd
X420.281.30.30.3ddd
X460.281.40.30.3ddd
X520.281.40.30.3ddd
X560.281.40.30.3ddd
X600.28 e1.40 e0.30.3fff
X650.28 e1.40 e0.30.3fff
X700.28 e1.40 e0.30.3fff

Chemical Composition for PSL 2 pipe with t ≤ 0.984”

Steel Grade Mass fraction, % based on heat and product analyses Carbon Equivalenta
C (max)b Si (max) Mn (max)b P (max) S (max) V (max) Nb (max) Ti (max) Other (max) CE IIW CE Pcm
[Enter Grade] [C] [Si] [Mn] [P] [S] [V] [Nb] [Ti] [Other] [CE IIW] [CE Pcm]

Seamless and Welded Pipe

Steel Grade Mass fraction, % based on heat and product analyses Carbon Equivalenta
C (max)b Si (max) Mn (max)b P (max) S (max) V (max) Nb (max) Ti (max) Other (max) CE IIW CE Pcm
BR0.240.41.20.0250.015cc0.04e,l0.430.25
X42R0.240.41.20.0250.0150.060.050.04e,l0.430.25
BN0.240.41.20.0250.015cc0.04e,l0.430.25
X42N0.240.41.20.0250.0150.060.050.04e,l0.430.25
X46N0.240.41.40.0250.0150.070.050.04d,e,l0.430.25
X52N0.240.451.40.0250.0150.10.050.04d,e,l0.430.25
X56N0.240.451.40.0250.0150.10f0.050.04d,e,l0.430.25
X60N0.24f0.45f1.40f0.0250.0150.10f0.05f0.04fg,h,lAs agreed
BQ0.180.451.40.0250.0150.050.050.04e,l0.430.25
X42Q0.180.451.40.0250.0150.050.050.04e,l0.430.25
X46Q0.180.451.40.0250.0150.050.050.04e,l0.430.25
X52Q0.180.451.50.0250.0150.050.050.04e,l0.430.25
X56Q0.180.45f1.50.0250.0150.070.050.04e,l0.430.25
X60Q0.18f0.45f1.70f0.0250.015gggh,l0.430.25
X65Q0.18f0.45f1.70f0.0250.015gggh,l0.430.25
X70Q0.18f0.45f1.80f0.0250.015gggh,l0.430.25
X80Q0.18f0.45f1.90f0.0250.015gggi,jAs agreed
X90Q0.16f0.45f1.90.020.01gggj,kAs agreed
X100Q0.16f0.45f1.90.020.01gggj,kAs agreed

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