結構用無縫鋼管
Seamless steel tubes for structural purposes |
GB/T 8162
10, 20, 35, 45,
40Cr, 35CrMo
|
輸送流體用無縫鋼管
Seamless steel tubes for liquid service |
GB/T 8163
10, 20, Q345B |
低中壓鍋爐用無縫鋼管
Seamless steel tubes for low and medium pressure |
GB3087
10, 20 |
高壓鍋爐用無縫鋼管
Seamless steel tubes and for high pressure boiler
|
GB5310
20G, 12CrMoG,
15CrMoG, 15MoG,
12Cr2MoG, 20MoG,
12Cr1MoVG |
船舶用碳素無縫鋼管
Carbon carbon — manganese steel seamless tubes
and pipes for ship |
GB/T 5312
C10, C20 |
化肥設備用高壓無縫鋼管
Seamless steel tubes
for high pressure |
GB6479
10, 20, 16Mn
12CrMo, 15CrMo |
石油裂化用無縫鋼管
Seamless steel tubes
for petroleum cracking |
GB9948
10, 20,
12GrMo, 15GrMo |
冷拔或冷軋精密無縫鋼管
Cold — drawn or cold — rolled precision seamless steel tubes |
GB/T3639
10,20,35,45
Q345B |
