ISO 9809-4:2021
2021-11
Abstract
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
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Status: PublishedPublication date: 2021-11Stage: International Standard to be revised [90.92]
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Edition: 2Number of pages: 54
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Technical Committee :ISO/TC 58/SC 3ICS :23.020.35
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Next version under development
ISO/DIS 9809-4
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
Life cycle
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Previously
WithdrawnISO 9809-4:2014
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Now
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00
Preliminary
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10
Proposal
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20
Preparatory
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30
Committee
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40
Enquiry
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50
Approval
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60
Publication
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90
Review
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95
Withdrawal
Amendments
Provide additional content; Available for purchase; Not included in the text of the existing standard.DeletedISO 9809-4:2021/WD Amd 1
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00
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Will be replaced by
Under developmentISO/DIS 9809-4
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