Standard API | ASTM | BS | DIN | DNV | GB | ISO | JIS | KS | LR | NF | Others
ASTM
Standard Number
A 608 (Centrifuhally Cast Iron Chromium Nickel High Alloy Tubing for Pressure Application at High Temperature)
Grade HC30 HD50 HE35 HF30 HH30 HH33 HI35 HK30 HK40 HL30 HL40 HN40 HT50 HU50 HW50 HX50 [ All grade ]