... 1.ASTM, BS, GB, JIS ,DIN Galvanized steel coilMany kinds of sizes galvanized steel coil are available;Good quality; Q195,Q235,Q345 ... ,SPCC, SPGC,SPCD,SPCE,DX51D and so onGalvanized steel sheets/coilsZncoating: Z50-Z275Grade: ASTMA 653 , ASTMA 792 , JIS G3302 ... ,DX51D, and so on made according to the grade. Galvanized steel coil