GB/T 18691.3-2011
AbolishedAgricultural irrigation equipment - Irrigation valves - Part 3: Check valves
农业灌溉设备 灌溉阀 第3部分：止回阀
Application Summary AI generated
This standard specifies the structural requirements, performance parameters, and test methods for check valves used in agricultural irrigation systems. It is applied to prevent backflow in pipelines, ensuring system safety and preventing contamination of water sources in field irrigation, greenhouse, and landscape watering applications.
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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.