GR.B無縫管-NPS4SCH30
A106B美標鋼管-BN80SCH80S
ASTMA106無縫鋼管-NPS11/4SCH80S
GRB美標無縫鋼管-NPS1/2STD
ASTM美標鋼管-NPS1/8SCH5S
美標合金鋼管-NPS3SCH100
ASTMA106B無縫鋼管-BN125SCH20
ASTMA106GR.B無縫鋼管-457.2*6.35
ASTMA106B美標無縫鋼管-BN65SCH5S
ASTMA106無縫管-BN150SCH40
ASTMA106-B無縫管-NPS32XXS
美標無縫鋼管-965*50
A106B無縫管-BN900SCH10
GR.B無縫鋼管-NPS38SCH160
美標低溫鋼管-273.1*15.09
ASTM無縫鋼管-NPS2SCH60
GRB美標鋼管-NPS40SCH120
ASTMA106B美標無縫鋼管-762*20
A106B美標無縫鋼管-BN1000SCH140
A106B無縫鋼管-BN450SCH120
試用會員
