Plastics piping systems for the supply of gaseous fuels - Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing - Part 3: Fittings (ISO 16486-3:2020); German version EN ISO 16486-3:2020
Edition 2021-02

Approval testing of welders for under-water welding - Part 2: Diver-welders and welding operators for hyperbaric dry welding (ISO 15618-2:2001); German version EN ISO 15618-2:2001
Edition 2002-04

Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 3: Fittings; German version EN 1555-3:2021
Edition 2021-12

Destructive tests on welds in metallic materials - Bend tests (ISO 5173:2023); German version EN ISO 5173:2023
Edition 2023-05

Welding for aerospace applications - Fusion welding of metallic components - Part 1: Process specification (ISO 17927-1:2020)
Edition 2024-08

Qualification testing of welders for underwater welding - Part 1: Hyperbaric wet welding (ISO 15618-1:2016); German version EN ISO 15618-1:2016
Edition 2016-12

Plastics piping systems for the supply of gaseous fuels - Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing - Part 3: Fittings (ISO/DIS 16486-3:2024); German and English version prEN ISO 16486-3:2024
Edition 2024-05

Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 1: General; German and English version prEN 1555-1:2024
Edition 2024-07

Plastics piping systems for water supply, and for drainage and sewerage under pressure - Polyethylene (PE) - Part 1: General; German and English version prEN 12201-1:2021
Edition 2021-05

Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 3: Fittings; German and English version prEN 1555-3:2024
Edition 2024-07