We are offering galvanized corrugated iron sheet, thickness:0.15-0.5mm, .width:665mm--800mm--900mm--914mm (after corrugated)galvanized corrugated sheet steel iron corrugated plate 1) standard: astm, gb, jis 2) grade: sgccdx51dsgch3) specification: thickness: 0.13-0.5mmwidth: 665mm--914mmlength: 1000mm-3660mm4) application: roof and wallboards wallboards, ceiling boards, window panel.