SR EN 13445-4+A1:2023

Unfired pressure vessels - Part 4: Fabrication

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, requirements for permanent joints other than welding, production tests, forming requirements, heat treatment, repairs and finishing operations.

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General information

Status : Valid
Approval date : 11/29/2023
Romanian version publish date : 6/25/2024
Withdrawal date : 12/31/2026
Number of pages : 70
ICS : 23.020.30 Pressure vessels
Technical Committee : 225 - Central heating boilers

Relations with other standards:

Replaces SR EN 13445-4:2021
Replaces SR EN 13445-4:2021/A1:2023
Normative reference SR EN 13134:2002
Normative reference SR EN 13445-1:2021
Normative reference SR EN 13445-2:2021
Normative reference SR EN 13445-3:2021
Normative reference SR EN 13445-5:2021
Normative reference SR EN 14276-1:2020
Normative reference SR EN ISO 3834-2:2021
Normative reference SR EN ISO 3834-3:2021
Normative reference SR EN ISO 4136:2013
Normative reference SR EN ISO 5173:2010
Normative reference SR EN ISO 5178:2019
Normative reference SR EN ISO 9015-1:2011
Normative reference SR EN ISO 9016:2022
Normative reference SR EN ISO 9606-1:2017
Normative reference SR EN ISO 13585:2012
Normative reference SR EN ISO 14732:2014
Normative reference SR EN ISO 15609-1:2020
Normative reference SR EN ISO 15611:2004
Normative reference SR EN ISO 15612:2018
Normative reference SR EN ISO 15613:2004
Normative reference SR EN ISO 15614-1:2017
Normative reference SR EN ISO 17639:2022
Replaced by SR EN 13445-4:2026