... customers' requestsID: 508mmApplications: general use, for roof, the out side of buildings, structure, tile row plate, deep drawing and ... of its thinner galvanized layer (4) Single/double-sided galvanized steel plate. The single-sided galvanized steel plate has a better ... , rust prevention treating, processing and other aspects than the double-sided plate (5) Alloyed, compound galvanized steel plate. ...