GB 25501-2019 Active National standards force_standard

GB 25501-2019 Minimum allowable values of water efficiency and water efficiency grades for faucets

Publish Date: 2019-12-31 Implement Date: 2020-07-01 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: GB 25501-2019

Standard Type: National standards

Standard Status: Active

is_force_gb: yes

CCS Name: Building hardware

ICS Name: Building components

Publish Date: 2019-12-31

Implement Date: 2020-07-01

Pages: 8 pages

Scope

This standard specifies the water efficiency limit values, water-saving evaluation values, water efficiency grades, and test methods for water nozzles.
This standard applies to the water efficiency evaluation of basin water nozzles, kitchen water nozzles, women's washroom water nozzles, and ordinary washing water nozzles installed at the end of cold and hot water supply pipelines in buildings, with a nominal pressure (static pressure) not exceeding 1.0 MPa and a medium temperature of 4 ℃~90 ℃.
This standard does not apply to water nozzles with a delay self-closing function.