ISO 4126-1:1991
[ Withdrawn ]
Safety valves; part 1: general requirements
standard by International Organization for Standardization, 12/01/1991
Full Description
This part of ISO 4126 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 9 mm and not above, which are for use at set pressures of 1 bar gauge (0,1 Mpa) and above. No limitation is placed on temperature.