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best Mild Steel Square Pipe

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  • [Industry News] Square rectangular steel pipe: theoretical weight calculation

    Carbon steel pipes with square and rectangular (rectangular) cross-sections:   Weight unit per meter: kg/m (kilogram/meter) & lb/ft (lb/ft) Commonly used square tube calculation formula 1:  (Length + width)×2÷3.14-thickness×thickness×0.02466= kg/m   Formula 2:  Kg/m = (Oc-4Wt) * Wt * 0.00785

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