... -1.5mm Color: Ral Certificate:MTC,ISO,Certificate of Origin 1 Color corrugated steel sheet general informationSpec: YX30-207 ... PPGLThickness:0.12-1.5mmColor: RalCertification: MTC,Certificate of Origin,ISOSurface Treatment:Zinc Azinc galvanized,color coatedFeature:Anti-water, ... :2. BV certification:7 Contact me: yongxin006 corrugated cement roofing sheet,corrugated steel sheet,corrugated roofing sheets