Standard API | ASTM | BS | DIN | DNV | GB | ISO | JIS | KS | LR | NF | Others
Standard Number
A 213 (Seamless Ferritic and Austenitic Alloy Steel Boiler Superheater and Heat Exchanger Tubes)
Grade T2 T5 T5b T5c T7 T9 T11 T12 T17 T21 T22 T91 18Cr2Mo TP201 TP202 TP304 TP304H TP304N TP304L TP304LN TP309CB TP309H TP309HCb TP309S TP310Cb TP310H TP310HCb TP310S TP316 TP316H TP316N TP316L TP316LN TP321 TP321H TP347 TP347H TP348 TP348H XM-15 S30815 S31050 S21500 S31725 S71726 S32615 [ All grade ]