NF EN ISO 11623, E29-789 (09/2023)

This document specifies the requirements relating to periodic inspections and tests of transportable composite material gas cylinders and tubes, hooped or fully wound, whether or not fitted with an aluminum alloy, steel or non-metallic liner (Types 2, 3, 4 and 5), intended to contain compressed, liquefied or dissolved gases under pressure and having a water capacity of between 0.5 l and 3,000 l inclusive, and aims to verify their integrity for their continued service. This document covers the periodic inspection and testing of composite material cylinders and tubes manufactured in accordance with ISO 11119-1, ISO 11119-2, ISO 11119-3, ISO 11119-4 or ISO 11515. It may be applied to other composite material bottles and tubes designed to comparable standards if authorized by the competent authority. Where possible, this document can also be applied to bottles with a water capacity of less than 0.5 l if authorized by the manufacturer. NOTE Unless otherwise noted, the use of the term “bottle” in this document refers to bottles and tubes.
(Automatic translation from French)