Faucets; Taps, cocks, valves and similar appliances for pipes, boiler shells, tanks, vats or the like, including pressure-reducing valves and thermostatically controlled valves (HS 8481); Elements of buildings (ICS 91.060)
National Standard of the P.R.C., Minimum Allowable Values of Water Efficiency and Water Efficiency Grades for Faucets (6 page(s), in Chinese)
This standard stipulates the water efficiency limit value, water saving evaluation value, water efficiency grade and test methods of faucets. This standard is applicable to water efficiency evaluation of the faucets of face washer nozzles, kitchen nozzles, women's faucets and ordinary faucets installed at the end of cold/hot water supply pipelines in buildings with nominal pressure (static pressure) not exceeding 1.0 MPa and medium temperature ranging 4 ~90℃. This standard is not applicable to faucets with delayed self-closing function.