SA335/A335 P22 Seamless Alloy Pipe is Chrome Moly pipe, it’s UNS code is K21590. It’s equivalent to SA213/A213 T22, EN10216-2 10CrMo9-10.

This P22 seamless alloy pipe is intended for high temperature service. Such as boiler, petrochemical equipment and other pressure

vessels etc.

SA335/A335 P22 Chemical Composition:

C:0.05-0.15, Mn:0.3-0.6,P:0.025(Max), S:0.025(Max),Si:0.5(Max), Cr: 1.9-2.6, Mo:0.87-1.13.

SA335/A335 P22 Mechanical Property:

Tensile Strength:415 Mpa(Min), Yield Strength: 205 Mpa(Min),Elongation: 22%(Min)

All the SA335/A335 P22 seamless alloy pipe should be inspected with NDT, Ultrasonic Test & Eddy Current Test is better.