Standard API | ASTM | BS | DIN | DNV | GB | ISO | JIS | KS | LR | NF | Others
GB
Standard Number
GB T3092 (Welded Pipe And For the Low Pressure Fluids & Galvanized£¨Zinc Coated£©Welded Pipe And For the Low Pressure Fluids)
Grade Q195 Q215 Q235A [ All grade ]