about 5 times the usual zinc coated galvanized layer thanks to the alloy. Alloy-plated layers of corrugated galvanized steel consists of 55 aluminium, 43.5% zinc, 1.5% silicon.
5 times compared with conventional galvanizing steel thanks to alloy coating. Alloy Plating of galvanized steel sheet consists of 55 aluminum, 43.5% zinc, 1.5% silicon.