美標低溫鋼管-88.9*4.78
A106無縫鋼管-BN250XS
ASTM美標無縫管-BN40SCH40S
ASTM無縫鋼管-BN15SCH100
ASTM美標無縫鋼管-609.6*12.7
A106鋼管-NPS4SCH5S
ASTMA106B美標無縫鋼管-BN32SCH140
ASTM美標無縫管-NPS21/2SCH80S
A106B美標無縫管-BN50SCH40S
ASTMA333-6美標無縫鋼管-BN300SCH80S
ASMEA335T91合金鋼管-610*59.54
ASTMA106-B美標無縫鋼管-BN1100SCH10S
ASTMA106鋼管-BN800SCH10
ASTM美標無縫鋼管-NPS38XXS
美標無縫鋼管-NPS38SCH30
A106B無縫鋼管-NPS34XXS
美標低溫鋼管-NPS5SCH40S
ASTMA106-B無縫管-BN32XS
A106B美標無縫管-BN50STD
ASTMA106B美標無縫管-609.6*12.7
試用會員
