CJ/T 346-2010 Automatic shut-off valves for gas-burning appliances
CJ/T 346-2010 Automatic shut-off valves for gas-burning appliances
Basic Information
Scope
This standard specifies the terms and definitions, classification, structure and materials, requirements, test methods, marking, installation and operation instructions, inspection rules, packaging, transportation, and storage of automatic shut-off valves for household gas appliances (hereinafter referred to as valves).
This standard applies to valves used on appliances that utilize urban gas specified in GB/T 13611, with a maximum working pressure of less than 10kPa and a nominal diameter not exceeding DN50.
This standard applies to valves operated directly or indirectly by electromagnetic, electric, or mechanical means.
This standard applies to fluid-driven control valves (e.g., gas, liquid).
This standard applies to valves equipped with switches indicating the closed position.