EN ISO 18278-1:2004 Resistance welding - Weldability - Part 1: Assessment of weldability for resistance spot@ seam and projection welding of metallic materials
2022EN ISO 18278-1:2022 Resistance welding - Weldability - Part 1: General requirements for the evaluation of weldability for resistance spot, seam and projection welding of metallic materials (ISO 18278-1:2022)
2015EN ISO 18278-1:2015 Resistance welding - Weldability - Part 1: General requirements for the evaluation of weldability for resistance spot@ seam and projection welding of metallic materials
2004EN ISO 18278-1:2004 Resistance welding - Weldability - Part 1: Assessment of weldability for resistance spot@ seam and projection welding of metallic materials