ASTM A213/ASME SA213 Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater and Heat-Exchanger Tubes

Chemical Composition of ASTM A213 T92 Alloy Steel Pipes

C %

Mn %

P %

S %

Si %

Cr %

Mo %

V %

N %

Ni %

Al %

Nb %

W %

B %

0.07-0.13

0.3-0.6

0.02 max

0.01 max

0.5 max

8.5-9.5

0.3-0.6

0.15-0.25

0.03-0.07

0.4 max

0.04 max

0.04-0.09

1.5-2.0

0.001-0.006

Tensile Strength, Mpa	Yield Strength, MPa	Elongation, %	Hardness, HB
620 min	440 min	20 min	250 max