Standard API | ASTM | BS | DIN | DNV | GB | ISO | JIS | KS | LR | NF | Others
GB
Standard Number
GB T8162 (Structure Pipe)
Grade 10 20 35 45 Q345 40Mn2 45Mn2 27SiMn 40MnB 45MnB 20MnB 20Cr 30Cr 35Cr 40Cr 45Cr 50Cr 38CrSi 12CrMo 15CrMo 20CrMo 35CrMo 42CrMo 12CrMoV 12Cr1MoV 38CrMoA1 50CrVA 20CrMn 20CrMnSi 30CrMnSi 35CrMnSiA 20CrMnTi 30CrMnTi 12CrNi2 12CrNi3 12CrNi4 40CrNiMoA 45CrNiMoVA [ All grade ]