Galvanization is a process of applying zinc coating to a steel product, which protects the material from rust and decay. Bare metal is submerged into hot pool of molten zinc (usually 98% of zinc by weight), which “sticks” to the surface through chemical reaction. We are simplifying the process here, but in reality it contains […]
ASTM A653/A653M is a standard, that was published by American Society for Testing and Materials (ASTM) and it’s titled as “Standard Specification for Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process”. As the title says, this standard covers specification of steel sheets, that are zinc-coated (galvanized) or zinc-iron alloy-coated (galvannealed) by the […]
The abbreviation PPGI stands for pre-painted galvanized iron. It’s alternative names are pre-coated steel, pre-painted galvanized steel, coil coated steel, etc. The part of the PPGI abbreviation is GI, which stands for (yes you know it), galvanized iron. Galvanized iron is essentially a zinc coating on steel sheet, which role is to protect the steel […]
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