ASTM A335/ASME SA335 Standard Specification for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service

Chemical Composition of ASTM A335 P12 Alloy Steel Pipes

C % Mn % P % S % Si % Cr % Mo %
0.05-0.15 0.30-0.61 0.025 max 0.025 max 0.50 max 0.8-1.25 0.44-0.65

 

Mechanical Properties of ASTM A335 P12 Alloy Steel Pipes

Tensile Strength, Mpa Yield Strength, MPa Elongation, %
415 min 220 min 30 min