美標無縫鋼管-914*15.88
A106無縫管-114.3*4.78
ASTMA333-6無縫鋼管-BN25SCH80S
ASTMA333-6美標無縫鋼管-BN250SCH80S
A106B無縫管-NPS48SCH30
ASTMA333-6無縫鋼管-NPS32SCH60
A106B無縫管-NPS31/2XS
GR.B無縫鋼管-NPS40STD
ASTMA106-B美標無縫管-965*12.7
ASTMA333GR6低溫無縫鋼管-73*9.53
ASTMA106B美標無縫鋼管-BN450SCH5S
ASTMA333-6無縫鋼管-BN10SCH40
ASTM美標無縫鋼管-NPS31/2SCH60
ASTMA333-6美標無縫鋼管-NPS1/2SCH160
A106無縫鋼管-NPS32XXS
ASTM美標鋼管-NPS10SCH80S
A106B無縫管-42.2*3.56
ASTMA333-6無縫鋼管-BN65SCH20
ASTM美標無縫管-NPS16SCH40
A106B無縫鋼管-NPS46SCH140
試用會員
