ISO 11119-1:2020 Gas cylinders -- Design, construction and testing of refillable composite gas cylinders and tubes -- Part 1: Hoop wrapped fibre reinforced composite gas cylinders and tubes up to 450 l

This document specifies minimum requirements for the material, design, construction and workmanship, manufacturing processes, examination and testing at time of manufacture fo cylinders or tubes with water capacities up to 450 l, with a minimum design life of 15 years