Reference number
ISO 4126-1:2013
© ISO 2025
International Standard
ISO 4126-1:2013
Safety devices for protection against excessive pressure — Part 1: Safety valves
Edition 3
2013-07
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Published (Edition 3, 2013)
This publication was last reviewed and confirmed in 2025. Therefore this version remains current.

ISO 4126-1:2013

Language
Format
CHF 98
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Abstract

ISO 4126-1:2013 specifies general requirements for safety valves irrespective of the fluid for which they are designed.

It is applicable to safety valves having a flow diameter of 4 mm and above which are for use at set pressures of 0,1 bar gauge and above. No limitation is placed on temperature.

ISO 4126-1:2013 is a product standard and is not applicable to applications of safety valves.

General information

  • Status
     : Published
    Publication date
     : 2013-07
    Stage
    : International Standard confirmed [90.93]
  • Edition
     : 3
    Number of pages
     : 14
  • Technical Committee :
    ISO/TC 185
    ICS :
    13.240 
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 Amendments

Amendments are issued when it is found that new material may need to be added to an existing standardization document. They may also include editorial or technical corrections to be applied to the existing document.

Amendment 1

Edition 2016

Language
Format
CHF 18
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Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goal

9
Industry, Innovation and Infrastructure

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