Draft International Standard
ISO/DIS 9809-4
Gas cylinders — Design, construction and testing of refillable seamless steel gas cylinders and tubes — Part 4: Stainless steel cylinders with an R m value of less than 1 100 MPa
Reference number
ISO/DIS 9809-4
Edition 3
International Standard
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ISO/DIS 9809-4
This Draft International Standard is in the enquiry phase with ISO members.
Will replace ISO 9809-4:2021

ISO/DIS 9809-4

ISO/DIS 9809-4
CHF 63
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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.

General information

  •  : Under development

    You can help develop this draft international standard by contacting your national member

    : DIS ballot initiated: 12 weeks [40.20]
  •  : 3
     : 54
  • ISO/TC 58/SC 3
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