This document specifies the characteristics and dimensions of projections for resistance welding; it also includes the appropriate design and dimensions for tools. The projections may be used on either hot-rolled or cold-rolled, uncoated mild steel, of conventional welding quality and up to 3 mm thick, as single projections, in multiples or as a group of multiples.
DIN EN 28167:1992 history
2021DIN EN ISO 8167:2021 Resistance welding - Embossed projection welding - Projections for resistance welding (ISO 8167:2021); German version EN ISO 8167:2021
1992DIN EN 28167:1992 Projections for resistance welding (ISO 8167:1989); german version EN 28167:1992