2004DIN EN 756:2004 Welding consumables – solid wires, cored wires and wire powder combinations for submerged arc welding of unalloyed steels and fine-grain structural steels – classification
1995DIN EN 756:1995 Welding consumables, wire electrodes and wire-powder combinations for sub-DIN powder welding of unalloyed steels and fine-grain steels