GR.B無縫管-BN20SCH140
ASTMA106-B美標無縫鋼管-NPS3/8SCH160
ASTM美標無縫管-NPS24SCH5S
ASTMA106-B無縫管-BN32SCH160
GR.B無縫鋼管-NPS44SCH40
ASTMA106B無縫鋼管-NPS46SCH160
GR.B無縫鋼管-BN32SCH80
ASTMA333GR.6美標無縫管-457.2*19.05
ASTM無縫鋼管-NPS30SCH80S
ASTM無縫鋼管-NPS42XS
ASTMA106B無縫鋼管-NPS11/2SCH5S
A106B鋼管-NPS1/8SCH80
GR.B無縫鋼管-NPS46SCH60
ASTM美標鋼管-NPS32SCH160
A106鋼管-NPS3/8STD
ASTMA106-B無縫管-NPS1/8SCH40
A106B無縫鋼管-NPS26SCH40
ASTMA106B無縫管-NPS31/2SCH20
美標低溫鋼管-NPS24SCH60
ASTMA106無縫管-NPS4SCH100
試用會員
