SR EN ISO 11114-1:2020

Gas cylinders - Compatibility of cylinder and valve materials with gas contents - Part 1: Metallic materials (ISO 11114-1:2020)

This document provides requirements for the selection of safe combinations of metallic cylinder and valve materials and cylinder gas content. The compatibility data given is related to single gases and to gas mixtures. Seamless metallic, welded metallic and composite gas cylinders and their valves, used to contain compressed, liquefied and dissolved gases are considered. NOTE In this document the term "cylinder" refers to transportable pressure receptacles, which also include tubes and pressure drums. Aspects such as the quality of delivered gas product are not considered.

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General information

Status : Valid
Approval date : 7/31/2020
Number of pages : 60
ICS : 23.020.35 Gas cylinders
Technical Committee : 231 - Transportable gas cylinders

Relations with other standards:

Replaces SR EN ISO 11114-1:2012
Replaces SR EN ISO 11114-1:2012/A1:2017
Normative reference SR EN ISO 10156:2018
Normative reference SR EN ISO 11114-2:2021
Normative reference SR EN ISO 10286:2022
Normative reference SR EN ISO 11114-3:2011
Normative reference SR EN ISO 10297:2024
Amended by SR EN ISO 11114-1:2020/A1:2023