... useed in building or others, with zinc coating Hot galvanized steel strips/coils: 1.Reference Standard: JIS G3302-1998, EN10142-2000 , GB/T2518 ... -2004,ASTM A653M 2.Steel grade: DX51D ,Q195,Q235, 08Al,SPHC3.Thickness: 0.18mm - 2 ... . Inside diameter: 200, 250,300,350,450, 508 and 610mm8. Coil weight: 200 to 7,000kg9. Material strength (normal): Yield: 280 ...