T-PUT Union Almg 2,7 MN 0,8 description: Welding rods and bare wire electrodes for GTAW and GMAW of AlMg alloys. For producing the needed resistance to intercristalline corrosion the Mg content is limited to 2.8 %. The weld metal is sea water resistant. For welding almost identically coloured joints on anodically oxidziable materials.