ASTM無縫鋼管-NPS36SCH40
ASTMA333GR.6無縫鋼管-711*20
A106B無縫鋼管-NPS32SCH60
ASTMA106GR.B無縫鋼管-610*46.02
ASTMA106B無縫鋼管-NPS46XXS
A106B無縫管-BN500SCH5S
美標無縫鋼管-BN65SCH100
ASTMA333-6無縫鋼管-457.2*12.7
ASTMA335P5合金鋼管-609.6*12.7
A106無縫管-273.1*7.8
ASTMA106無縫鋼管-NPS2SCH40
ASTMA333-6美標無縫鋼管-BN1000SCH160
美標合金鋼管-NPS26SCH20
A106B無縫鋼管-NPS24STD
ASTMA333-6無縫管-BN700SCH60
ASTM美標無縫鋼管-BN6SCH60
ASTMA333-6無縫管-BN150SCH160
A106B美標無縫管-NPS4SCH5S
GR.B無縫鋼管-NPS8SCH10S
A106無縫管-BN1000SCH40
試用會員
