... ,H18 4. great quality Product typealloyAlloy statusSpecification(mm)Executive standardthicknesswidthCoated plate and strip for construction1,3seriesH1x,H2x0.20~1.60500~1600YS ... ,300,350,405,505mm,OD(max)1700mm. 2.the length of the coated plate is 500~4000mm. Coated ...