... ,850,900 etcWidth: 760,820,840,850,900 mm etcLength: As requestZinc coating: 60--275 g/m2Coating thickness: Top 15--25 ... um,back 5--10 umColors: As RAL colors or as samplesPainting: PE,SMP,HDP,PVDFApplication: Structural usage,roofing ... ,we have six lines of production with a productivity of 800,000 tons per year: Two Galvanized steel lines and four Color ...