GB/T 778.3-2007
AbolishedMeasurement of water flow in fully charged closed conduits - Meters for cold potable water and hot water - Part 3: Test methods and equipment
封闭满管道中水流量的测量 饮用冷水水表和热水水表 第3部分：试验方法和试验设备
Application Summary AI generated
This standard specifies the test methods and equipment required to verify the accuracy and performance of water meters used for cold potable water and hot water in fully charged closed conduits. It is applied by manufacturers, testing laboratories, and regulatory bodies in the construction and water supply industries to conduct type approval, verification, and conformity assessment of residential and commercial water meters.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.