UNE-EN 13480-4:2017/A1:2023 Metallic industrial piping - Part 4: Fabrication and installation (Endorsed by Asociación Española de Normalización in January of 2024.)
2024UNE-EN 13480-4:2017/A2:2023 Metallic industrial piping - Part 4: Fabrication and installation (Endorsed by Asociación Española de Normalización in January of 2024.)
2024UNE-EN 13480-4:2017/A1:2023 Metallic industrial piping - Part 4: Fabrication and installation (Endorsed by Asociación Española de Normalización in January of 2024.)
2017UNE-EN 13480-4:2017 Metallic industrial piping - Part 4: Fabrication and installation