Large Metallic Valves for Gas Distribution - Manually Operated, NPS 21 (DN 65) to NPS 12 (DN 300), 125 psig (8.6 bar) Maximum

The information about the standard:

Designation standards: ASME B16.38:2023
Publication date standards: 2023
The number of pages: 22
Approximate weight : 66 g (0.15 lbs)
Country: American technical standard
Category: Technical standards ASME

Annotation of standard text ASME B16.38:2023 :

This Standard applies to new valve construction and covers quarter turn manually operated metallic valves in sizes NPS 4 1â??4 and tubing sizes 1 1â??4 O.D. These valves are intended for indoor installation as gas shutoff valves when installed in aboveground fuel gas piping downstream of the gas meter outlet and upstream of the inlet connection to a gas appliance. The valves covered by this Standard are intended for service at temperatures between 32F (0C) and 125F (52C) at pressure ratings not to exceed 5 psi (0.34 bar). When so designated by the manufacturer, these valves may be installed for service outdoors and/or at temperatures below 32F (0C) and/or above 125F (52C).