... 40-140um or 280-900g/m2 3. Strong productivity GB/T 3094 erw welded hot dip galvanized carbon mild steel production ... A 53, EN 10210, EN 10219, JIS G 3466, GB/T 6728, BS 1387, BS 6323, IS : 3074, IS : 4923, DIN ... , ASTM A500, ASTM A 53: Gr. A, Gr B, Gr C, Q195, Q215, Q235, Q275, Q295, Q345,08F, 08, 08AL, HG5 ...