Standard API | ASTM | BS | DIN | DNV | GB | ISO | JIS | KS | LR | NF | Others
ASTM
Standard Number
A 271 (Seamless Austenitic Chromium Nickel Steel Still Tubes for Refinery Service)
Grade TP304 TP304H TP316 TP316H TP321 TP321H TP347 TP347H [ All grade ]