... )packing: 250 kg/drum 4)Material:Mild steel welding wire SG3:1)Features: For welding low carbon and high strength steel structures of ... ships,bridge,build construction machine etc.2)Packing:precious layer welding wire in drum,within silicon gel,then put drum packing on ... ,Mexico,Singapore,Iran,Indian,Indonest,Peru ,Brazil etc. MIg alloy welding wires G4Si1