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ZAM steel refers to zinc aluminum magnesium steel, and its coating consists of zinc, Al, and Mg. Its superior corrosion resistance makes it a great alternative to stainless steel and aluminum.
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GI is applied with a pure zinc coating; GL coating consists of 55% aluminum, 43.4% zinc, and 1.6% silicon. The ZAM coating mainly consists of zinc, 1.5%-11% aluminum, 1.5%-3% magnesium, and a trace amount of silicon.
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