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2020螺旋鋼管
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名稱 規格(直徑*壁厚) 材質 長度(米) 標準 理論重量(Kg/米) 單價(元/噸)
2020*14螺旋鋼管 2020*14mm Q235B 12米 國標 692.55Kg/米 4700元/噸
2020*12螺旋鋼管 2020*12mm Q235B 12 國標 594.21Kg/米 4450元/噸
2020*11螺旋鋼管 2020*11mm Q235B 12 國標 544.96Kg/米 4300元/噸
2020*10螺旋鋼管 2020*10mm Q235B 12米 部標 495.666Kg/米 4500元/噸
2020*13螺旋鋼管 2020*13mm Q235B 12 國標 643.404Kg/米 4150元/噸
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