A106B美標(biāo)鋼管-711*40
A333-6低溫?zé)o縫管-406.4*12.7
ASTMA335P5無縫鋼管-406.4*19.05
ASTMA106無縫管-355.6*27.79
ASMEA335T91合金鋼管-355.6*15.09
ASTM美標(biāo)鋼管-610*38.89
A333-6無縫鋼管-660*30
ASTMA106-B無縫鋼管-273.1*9.27
ASTMA106B無縫管-48.3*10.15
ASTMA106B無縫管-508*9.53
A333-6美標(biāo)低溫鋼管-660*80
ASTMA333GR.6美標(biāo)無縫管-273.1*28.58
ASTM美標(biāo)無縫管-1016*9.53
A106無縫鋼管-660*25
A333-6無縫鋼管-168.3*6.4
ASTMA106B無縫管-141.3*15.88
ASTMA106-B無縫鋼管-609.6*12.7
ASTMA106-B無縫管-813*20
美標(biāo)鋼管-508*50.01
ASTMA333GR6鋼管-21.3*4.78