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جلفنه المعادن. May 25, 2016 Hot Dip Galvanize – AL-RASHED FASTENERS. Hot-dip galvanizing (HDG), as referenced on this site, is the process whereby fabricated steel, structural steel, castings, or small parts, including fasteners, are immersed in a kettle or vat of molten zinc, resulting in a metallurgically bonded alloy coating that protects the steel from corrosion Hot dip ...
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