DB44/T 402.9-2007 Active Guangdong ProvinceLocal standards

DB44/T 402.9-2007 DB44/T 402.9-2007 Home gas-fired water heater water-gas switching valve

Publish Date: 2007-01-18 Implement Date: 2007-04-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: DB44/T 402.9-2007

Standard Type: Local standards

Standard Status: Active

is_force_gb: no

CCS Name: Gas supply equipment

ICS Name: The facilities in the building

Publish Date: 2007-01-18

Implement Date: 2007-04-01

Pages: 12 pages

Scope

This standard specifies the terms and definitions, classification and basic parameters, structural requirements, performance requirements, test methods, inspection rules and marking, packaging, transportation and storage of water-gas interlock valves for household gas instant water heaters (hereinafter referred to as water-gas interlock valves). This standard applies to water-gas interlock valve devices for household gas instant water heaters. Note: The gas referred to in this standard is the gas specified in GB/T 13611 "Classification of Urban Gas" and GB 13612 "Artificial Coal Gas".