The information sheet applies to submerged arc welding of steel with two (tandem welding) and three (three-wire welding) separately controllable wire electrodes.
DIN EN ISO 9692-2:1999 Welding and allied processes - Joint preparation - Part 2: Submerged arc welding of steels (ISO 9692-2:1998, includes Corrigendum AC:1999); German version EN ISO 9692-2:1998 + AC:1999
DIN VDE 0544 Welding equipment and assemblies for arc welding and similar procedures; safety requirements for installation [VDE Specification]
DVS 0918-1988 Submerged arc welding of fine grain structural steel
DVS 0948-1995 Submerged arc welding and its process variants