ASTMA333-6低溫無縫鋼管-508*26.19
A106B無縫鋼管-NPS3/4SCH40
GR.B無縫管-610*59.54
美標低溫鋼管-BN1000SCH140
ASTM美標鋼管-NPS48SCH20
ASTMA106無縫鋼管-BN10SCH30
美標低溫鋼管-NPS36SCH80S
ASTMA106B無縫鋼管-323.9*21.44
GR.B無縫管-323.9*8.38
ASTMA106GRB無縫鋼管-813*40
ASTMA333-6鋼管-965*15.88
ASTM美標鋼管-NPS36SCH10S
ASTMA106-B美標無縫鋼管-323.9*9.53
GRB美標鋼管-NPS3/4SCH120
ASTMA333-6無縫鋼管-NPS46STD
ASTMA106B美標無縫鋼管-NPS11/2SCH10
ASTMA106GRB無縫鋼管-BN32SCH20
GR.B無縫管-NPS1/8SCH80
A106B美標無縫鋼管-BN15SCH160
GRB美標鋼管-NPS6SCH10
試用會員
