Boiler tubes need to withstand high pressure and temperature.
ASTM A213 T9 Seamless alloy pipe
ASTM A213 T9 is the part of ASTM A213 Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, Heat-Exchanger Tubes.
ASTM A213 T9 Alloy Steel tubes
ASTM A213 T9 Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, Heat-Exchanger Tubes.
ASTM A213 alloy tube
ASTM A213 Standard covers seamless ferritic and austenitic steel boiler, superheater, and heat-exchanger tubes.