This document specifies requirements for the manufacture of unfired pressure vessels and their parts, made of steels, including their connections to non-pressure parts. It specifies requirements for material traceability, manufacturing tolerances, welding requirements, requiremen
DIN EN 13445-4:2021 history
2021DIN EN 13445-4:2021 Unfired pressure vessels - Part 4: Fabrication; German version EN 13445-4:2021
2018DIN EN 13445-4:2018 Unfired pressure vessels - Part 4: Fabrication; German version EN 13445-4:2014
2017DIN EN 13445-4:2017 Unfired pressure vessels - Part 4: Fabrication; German version EN 13445-4:2014