DVS 1162-1987 DVS Training Center Welder Examination Examination Regulations
DVS 1146-1988 history
2007DVS 1146-2007 DVS® course for steel bar welders according to DIN EN ISO 17660 Part 1 Welding of steel bars according to processes 111, 114, 135 and 136
1994DVS 1146-1994 DVS course steel bar welding machine welds steel bars according to processes 111 (E) and 135 (MAG) of DIN 4099
1988DVS 1146-1988 DVS course; Rebar Welder; Welding of steel bars according to DIN 4099 E and MAG processes
1983DVS 1146-1983 DVS training course; manual arc welding of reinforcing steel according to DIN 4099
1974DVS 1146-1974 Training and testing of welders in manual arc welding of steel bars (metal arc welding) according to DIN 4099