山東海鼎鋼管有限公司

ASTMA106B美標鋼管-NPS20SCH20

GRB美標無縫鋼管-141.3*9.53

A106B無縫鋼管-NPS11/4SCH160

ASTMA106B美標鋼管-NPS16SCH100

ASTMA333GR6鋼管-762*15.88

ASTMA106B美標鋼管-88.9*15.24

A106B美標鋼管-NPS11/4XXS

ASTMA106-B美標無縫管-BN1100SCH10S

A106無縫管-NPS12STD

A106B美標鋼管-273.1*12.7

ASTMA106無縫管-NPS48XS

ASTMA106-B無縫鋼管-NPS3/8SCH30

ASTMA106GRB無縫鋼管-26.7*2.87

A106無縫鋼管-NPS28SCH10S

ASTM無縫鋼管-NPS5SCH40S

ASTMA106無縫管-NPS3/8SCH160

ASTMA106GRB無縫鋼管-NPS11/4SCH40S

A106鋼管-BN25XS

ASTMA106無縫管-NPS36SCH10S

ASTMA333GR.6無縫鋼管-114.3*6.02