Standard API | ASTM | BS | DIN | DNV | GB | ISO | JIS | KS | LR | NF | Others
BS
Standard Number
3604 (Steel Pipes and Tubes for Pressure Purposes Ferritic Alloy Steel with Specified Elevated )
Grade JFS620-460 CFS620-460 ERW620-460 CEW620-460 HFS620-440 CFS620-440 ERW620-440 CEW620-440 HGS621 CFS621 ERW621 CEW621 HFS660 CFS660 HFS622 CFS622 HFS625 CFS625 HFS629-470 CFHS629-470 HFS629-590 CFS629-590 HFS752 CFS762 [ All grade ]