The thickness of ordinary galvanized sheet is 0.4~2.0.

Generally, it is not produced by large steel mills of state-owned enterprises, but by small steel mills of private enterprises. Conventional specifications are 0.35, 0.30, 0.28, 0.25, the thinest is generally 0.1, more than 2.0mm, because straightening is very difficult, the price above 2.0 will increase with the increase of thickness.