ASTMA106GRB無(wú)縫鋼管-BN6SCH20
A106無(wú)縫管-BN450SCH40
ASTMA106GRB無(wú)縫鋼管-BN10SCH100
ASTMA106B美標(biāo)無(wú)縫鋼管-NPS3/8XS
GRB美標(biāo)鋼管-NPS3/4SCH10S
ASTMA106GR.B無(wú)縫鋼管-BN10SCH40
ASTMA106B美標(biāo)無(wú)縫管-BN65SCH40
A106無(wú)縫管-914*20
ASTMA106-B美標(biāo)無(wú)縫管-559*12.7
ASTMA106B美標(biāo)無(wú)縫管-NPS1/4SCH10S
ASTMA106GR.B無(wú)縫鋼管-BN500SCH5S
ASTMA106鋼管-NPS2SCH140
ASTMA106B無(wú)縫管-NPS6SCH140
A106鋼管-BN900SCH20
A106B美標(biāo)無(wú)縫管-BN1200SCH40
ASTMA333-6無(wú)縫管-914*20
A106B鋼管-BN8SCH10
ASTMA106B美標(biāo)鋼管-NPS44SCH5S
ASTMA106無(wú)縫管-NPS3SCH30
ASTMA106-B無(wú)縫管-406.4*40.49