The thickness range of galvanized steel sheet is usually between 0.4mm and 2.0mm. Common thickness specifications include 0.35mm, 0.30mm, 0.28mm, 0.25mm, etc. Thicknesses less than 0.4mm are usually produced by small steel mills, while thicknesses exceeding 2.0mm are priced higher due to the difficulty of straightening.
The purpose of galvanized steel sheet: