美標合金鋼管-NPS3/8SCH10
A106B美標無縫鋼管-NPS21/2SCH80
A106B美標無縫鋼管-NPS32SCH40S
ASTMA106B無縫鋼管-NPS14SCH100
A106B無縫管-NPS36SCH20
ASTMA106-B美標無縫管-BN1000SCH20
ASTMA333GR.6低溫無縫鋼管-813*7.92
ASTMA106鋼管-BN800SCH5S
A106B美標鋼管-BN6SCH100
ASTM美標無縫管-BN600SCH120
ASTM美標鋼管-559*25.4
ASTMA106-B美標無縫鋼管-BN250SCH80
ASTMA333-6鋼管-273.1*15.09
ASTM美標無縫管-BN25SCH10S
GRB美標無縫鋼管-NPS11/4SCH5S
ASTMA106無縫管-BN800SCH5S
A106無縫管-NPS1/4SCH40S
ASTM美標鋼管-BN350SCH120
ASTM無縫鋼管-BN25SCH60
ASTMA106B美標無縫鋼管-NPS1/2SCH160
試用會員
