Standard API | ASTM | BS | DIN | DNV | GB | ISO | JIS | KS | LR | NF | Others
ASTM
Standard Number
A 249(Welded Austentic Steel Boiler Superheater Heat Exchanger and Condenser Tubes)
Grade TP201 TP202 TP304 TP304H TP304L TP304N TP304LN TP305 TP309Cb TP309H TP309HCb TP309S TP310Cb TP310H TP310HCb TP310S TP316 TP316H TP316L TP316N TP316LN TP317 TP317L TP321 TP321H TP347 TP347H TP348 TP348H XM-15 XM-19 XM-29 S31050 S31254 S30815 S31725 S31726 [ All grade ]