This document specifies minimum requirements for the material, design, construction and workmanship, manufacturing processes, examination and testing at the time of manufacture for refillable seamless steel gas cylinders and tubes with water capacities up to and including 450 l.
It is applicable to cylinders and tubes for compressed, liquefied and dissolved gases and for normalized or normalized and tempered steel cylinders and tubes.
PUBLISHED
EN ISO 9809-3:2019
IN_DEVELOPMENT
prEN ISO 9809-3 rev
10.99
New project approved
Aug 28, 2026