ASME/ASTM A249


Welded Austenitic Steel Boiler, Superheater, Heat- Exchanger, and Condenser Tubes as per ASTM A 249/A 249M

We supply  A249 steel tubes 1⁄8 in. [3.2 mm] in inside diameter to 12 in. [304.8 mm] in outside diameter and 0.015 to 0.320 in. [0.4 to 8.1 mm], inclusive, in wall thickness

A249 Chemical Properties:

Grade 

Chemical composition (%) 

 

Si 

Mn 

Ni 

Cr 

Mo 

TP201

0.15Max

1.00Max

5.50~7.50

0.060Max

0.030Max

3.50~5.50

16.0~18.0

-

TP202

0.15Max

1.00Max

7.50`10.00

0.060Max

0.030Max

4.00~6.00

17.0~19.0

-

TP304

0.08Max

0.75Max

2.00Max

0.040Max

0.030Max

8.00~11.00

18.0~20.0

-

TP304H

0.04~0.10

0.75Max

2.00Max

0.040Max

0.030Max

8.00~11.00

18.0~20.0

-

TP304L

0.035Max

0.75Max

2.00Max

0.040Max

0.030Max

8.00~13.00

18.0~20.0

-

TP304N

0.08Max

0.75Max

2.00Max

0.040Max

0.030Max

8.00~11.00

18.0~20.0

-

TP304LN

0.035Max

0.75Max

2.00Max

0.040Max

0.030Max

8.00~13.00

18.0~20.0

-

TP305

0.12Max

1.00Max

2.00Max

0.040Max

0.030Max

10.00~13.00

17.0~19.0

-

TP309Cb

0.08Max

0.75Max

2.00Max

0.045Max

0.030Max

12.0~16.0

22.0~24.0

-

TP309H

0.04~0.10

0.75Max

2.00Max

0.040Max

0.030Max

12.0~15.0

22.0~24.0

-

TP309HCb

0.04~0.10

0.75Max

2.00Max

0.045Max

0.030Max

12.0~16.0

22.0~24.0

0.75Max

TP309S

0.08Max

0.75Max

2.00Max

0.045Max

0.030Max

12.0~15.0

22.0~24.0

0.75Max

TP310Cb

0.08Max

0.75Max

2.00Max

0.040Max

0.030Max

19.0~22.0

24.0~26.0

0.75Max

TP310H

0.04~0.10

0.75Max

2.00Max

0.040Max

0.030Max

19.0~22.0

24.0~26.0

-

TP310HCb

0.04~0.10

0.75Max

2.00Max

0.045Max

0.030Max

19.0~22.0

24.0~26.0

0.75Max

TP310S

0.08Max

0.75Max

2.00Max

0.045Max

0.030Max

19.0~22.0

24.0~26.0

0.75Max

TP316

0.08Max

0.75Max

2.00Max

0.040Max

0.030Max

11.0~14.0

16.0~18.0

2.00~3.00

TP316H

0.04~0.10

0.75Max

2.00Max

0.040Max

0.030Max

11.0~14.0

16.0~18.0

2.00~3.00

TP316L

0.035Max

0.75Max

2.00Max

0.040Max

0.030Max

10.0~15.0

16.0~18.0

2.00~3.00

TP316N

0.08Max

0.75Max

2.00Max

0.040Max

0.030Max

11.0~14.0

16.0~18.0

-

TP316LN

0.035Max

0.75Max

2.00Max

0.040Max

0.030Max

10.0~15.0

16.0~18.0

2.00~3.00

TP317

0.08Max

0.75Max

2.00Max

0.040Max

0.030Max

11.0~14.0

18.0~20.0

3.00~4.00

TP317L

0.04~0.10

0.75Max

2.00Max

0.040Max

0.030Max

11.0~15.0

18.0~20.0

3.00~4.00

TP321

0.08Max

0.75Max

2.00Max

0.040Max

0.030Max

9.0~13.0

17.0~20.0

-

TP321H

0.04~0.10

0.75Max

2.00Max

0.040Max

0.030Max

9.0~13.0

17.0~20.0

-

TP347

0.08Max

0.75Max

2.00Max

0.040Max

0.030Max

9.0~13.0

17.0~20.0

-

TP347H

0.04~0.10

0.75Max

2.00Max

0.040Max

0.030Max

9.0~13.0

17.0~20.0

-

TP348

0.08Max

0.75Max

2.00Max

0.40Max

0.030Max

9.0~13.0

17.00~20.0

-

TP348H

0.04~0.10

0.75Max

2.00Max

0.40Max

0.030Max

9.0~13.0

17.00~20.0

-

XM-15

0.08Max

1.50~2.50

2.00Max

0.30Max

0.030Max

17.50~18.50

17.00~19.0

-



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