DIN EN 20865:1992 Slots in platens for projection welding machines (ISO 865:1981); german version EN 20865:1991
DIN EN 25822:1992 Spot welding equipment; taper plug gauges and taper ring gauges (ISO 5822:1988); german version EN 25822:1991
DIN EN 28430 Resistance spot welding; electrode holders; part 3: parallel shank fixing for end thrust (ISO 8430-3:1988); german version EN 28430-3:1992
DIN ISO 1089:1985 Electrode taper fits for spot welding equipment; dimensions; identical with ISO 1089, edition 1980