SS-ISO-9809-4 › Gas cylinders Design, construction and testing of refillable seamless steel gas cylinders and tubes Part 4: Stainless steel cylinders with an Rm value of less than 1 100 MPa (ISO 9809-4:2021, IDT)
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This document specifies the minimum requirements for the materials, design, construction and workmanship, manufacturing processes, examinations and testing at time of manufacture for refillable, seamless, stainless steel gas cylinders with water capacities up to and including 150 l. It is applicable to cylinders for compressed, liquefied and dissolved gases with a maximum actual tensile strength, Rma, of less than 1 100 MPa. NOTE If so desired, cylinders of water capacity between 150 l and 450 l can be manufactured to be in full conformance to this document.
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Designation Name
SS-ISO 9809-4:2021
Revision Level
2021 EDITION
Status
Superseded
Publication Date
Nov. 8, 2021
Language(s)
English
Page Count
64
International Equivalent
ISO 9809-4:2021(IDT)