JIS SMA 490 AW corten steel plate stock with factory price steel plate
JIS SMA 490 AW corten steel plate stock with factory price. SMA490AW low alloy high strength atmospheric corrosion resisting steel. JIS SMA 490 AW corten steel plate applicaiton, widely used in air preheater, economizer, railway carriage, containers production, bridge building,construction and so on.