ISO-4126-1 › Historical Revision Information
Safety devices for protection against excessive pressure - Part 1: Safety valves

ISO-4126-1 - 1ST EDITION - SUPERSEDED -- See the following: ISO-4126-1-AM1
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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.

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13.240 (Protection against excessive pressure Including safety valves, bursting disc devices, etc.)

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Document Number

ISO 4126-1:1991

Revision Level

1ST EDITION

Status

Superseded

Publication Date

Dec. 15, 1991

Committee Number

ISO/TC 185