... is a ASTM standard specifies Seamless Ferritic Alloy Steel Pipe for High-Temperature Service. ASTM A335 pipe ordered to this ... scope of the respective practices. The different mechanical test requirements for pipes, namely, transverse or longitudinal tension test, flattening test, ... :ASTM A335 P11, P22, P5, P9, P91, P92Chemical Composition (%) for the main grade GradeCMnP, S, maxSiCrMoP110.05-0.150.30 ...