UNLIMITED FREE ACCESS TO THE WORLD'S BEST IDEAS

close

ISO DIS 21922

Refrigerating systems and heat pumps - Valves - Requirements, testing and marking

active, Most Current
Buy Now
Organization: ISO
Publication Date: 18 July 2018
Status: active
Page Count: 96
ICS Code (Heat pumps): 27.080
ICS Code (Refrigerating technology): 27.200
scope:

This International standard specifies safety requirements, certain functional requirements, and marking of valves and other components with similar bodies, hereinafter called valves, for use in refrigerating systems including heat pumps.

Valves in the sense of this standard include extension pipes.

The standard describes the procedure to be followed when designing valve parts subjected to pressure as well as the criteria to be used in the selection of materials.

The standard describes methods by which reduced impact values at low temperatures may be taken into account in a safe manner.

This standard applies to the design of bodies and bonnets for pressure relief devices, including bursting disc devices, with respect to pressure containment but it does not apply to any other aspects of the design or application of pressure relief devices.

Document History

ISO DIS 21922
July 18, 2018
Refrigerating systems and heat pumps - Valves - Requirements, testing and marking
This International standard specifies safety requirements, certain functional requirements, and marking of valves and other components with similar bodies, hereinafter called valves, for use in...

References

Advertisement