... -GS self-shielded flux cored wireStandare cited:ER70S-6Declaration:ER70S-6 is a mild steel copper coated welding wire suitable for ... alloy steel,such as container building,vechiles,construction machine,rail way construction,pressure vessel for semi-auto or automatic gas shield ... horizontal fillet welding40-14040-22080-350120-550 Welding Wires ER70S-6