ASTMA333-6美標(biāo)低溫鋼管-508*32.54
ASTMA106-B無縫管-813*60
ASMEA335T91合金鋼管-406.4*40.49
ASTMA333-6低溫?zé)o縫管-1016*12.7
ASTMA333GR6低溫?zé)o縫管-914*40
A106B美標(biāo)無縫鋼管-660*25
美標(biāo)無縫鋼管-406.4*19.05
美標(biāo)低溫鋼管-762*30
ASTMA333GR.6無縫管-813*30
GR.B無縫鋼管-355.6*9.53
GR.6美標(biāo)無縫鋼管-813*40
ASTMA333-6鋼管-762*30
ASTMA106無縫鋼管-141.3*12.7
ASMEa335t91無縫鋼管-406.4*30.96
ASTMA333GR6低溫?zé)o縫管-457.2*9.53
A333-6低溫鋼管-219.1*12.7
ASTMA333-6美標(biāo)低溫鋼管-406.4*40.49
ASTMA333GR6鋼管-323.9*6.35
GR.6低溫?zé)o縫鋼管-914*15.88
A333-6低溫?zé)o縫管-168.3*6.4