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China mild steel square pipe

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  • [Industry News] Process flow of galvanized square tube

    The use of square pipes has penetrated into all areas of our society, but steel products have a shortcoming that is oxidized and rusted, and corrosion protection is imminent. There are many anti-corrosion processes such as oiling, galvanizing, and spraying, each with its advantages and disadvantages

  • [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

  • [Industry News] What are the acceptance criteria for steel pipes?

    The inspection and acceptance of straight seam steel pipes shall be carried out by the technical supervision department of the supplier. The supplier needs to ensure that the straight seam steel pipe meets the requirements of the corresponding product standards at the time of delivery. The purch

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