ASTM A213 T12 is the part of ASTM A213 Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, Heat-Exchanger Tubes.
ASTM A333 covers wall seamless and welded carbon and alloy steel pipe intended for use at low temperatures.
Alloy steel pipes & tubes offered by us are seamless and corrosion resistance.
ASTM A333 (ASME S/A-333) Pipe grades permit low temperature service. This specification covers nominal (average) walled pipe almost exclusively in seamless.
ASTM A335 P91 high pressure semaless boiler pipe
ASTM A335 Grade P22 pipe shall be suitable for bending, flanging, and similar forming operations, and for fusion welding.