ASME B16.44 PDF

ASME B16.44 – Manually Operated Metallic Gas Valves for Use in Above Ground Piping Systems up to 5 psi

This Standard applies to new valve construction andcovers quarter turn manually operated metallic valvesin sizes NPS 41°4 and tubing sizes 11°4 O.D. These valvesare intended for indoor installation as gas shutoff valveswhen installed in aboveground fuel gas piping downstreamof the gas meter outlet and upstream of the inletconnection to a gas appliance. The valves covered bythis Standard are intended for service at temperaturesbetween 32°F (0°C) and 125°F (52°C) at pressure ratingsnot to exceed 5 psi (0.34 bar). When so designated by themanufacturer, these valves may be installed for serviceoutdoors and/or at temperatures below 32°F (0°C) and/or above 125°F (52°C).