... --12M , according to customers' requirementsZinc coating 80--120g/m2International Standard ISO 9001;2000,ISO65,BS1387,ASTM A53,EN10219,BS1139,EN39,DIN2440Chinese MaterialQ195 ... :Metallurgy, Mineral & EnergyTechnique:Welded, cold drawn, hot rolled, cold rolledPackingA.Hexagonal water proof packing B. Packed by steel bands each bundle ...