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ISO 4126-1:2013

Safety devices for protection against excessive pressure — Part 1: Safety valves

Publication date:   Jul 12, 2013

General information

90.93 Standard confirmed   Jan 22, 2025

ISO

ISO/TC 185 Safety devices for protection against excessive pressure

International Standard

13.240   Protection against excessive pressure

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Scope

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.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 4126-1:2004/Cor 1:2007

WITHDRAWN
ISO 4126-1:2004

NOW

PUBLISHED
ISO 4126-1:2013
90.93 Standard confirmed
Jan 22, 2025

CORRIGENDA / AMENDMENTS

PUBLISHED
ISO 4126-1:2013/Amd 1:2016