PRODUCT STANDARD GB5310 Seamless Steel Pipe For High Pressure Boiler GB6479High Pressure Seamless Pipe For Chemical Fertilizer Equipment GB9948Seamless steel tube for petroleum cracking Tube ASTM A213 Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes ASTM A335 Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service JIS G3458 Alloy Steel Pipes (STPA 12/ 20/ 22/ 23/ 24/ 25/ 26) JIS G3462 Alloy Steel for Boiler and Heat Exchanger Tubes (STBA12/ 13/ 20/ 22) JIS G3467 Steel Tubes for Fired Heater (STF 410/STFA 12/ 22/ 23/ 24/ 25/ 26) DIN17175-79Electrical Resistance Or Induction Welded Steel Tubes for Elevated Temperature GRADE ASTM A335 P5 /ASME A213 T5, Cr5Mo (STFA25 STPA25 STBA25) ASTM A335 P12 /ASME A213 T12, 15CrMo (STFA22 STPA22 STBA22) ASTM A335 P11 /ASME A213 T11, 1.25Cr0.5Mo (STFA23 STPA23 STBA23) ASTM A335 P9 /ASME A213 T9, Cr9Mo (STFA26 STPA26 STBA26 T9 P9) 12Cr1MoV ASTM A335 P22 /ASME A213 T22, 12Cr2Mo (10CrMo910) ASTM A335 P91 /A
ASTM A335/ ASME A213 seamless steel pipe