直埋式pe球阀的公称压力是多少帕 阀门英文

直埋式pe球阀的公称压力是多少帕：

一般来说，直埋式PE球阀的公称压力有2.0MPa（200bar）、1.6MPa（160bar）、1.0MPa（100bar）、0.6MPa（60bar）、0.25MPa（25bar）五种。

阀门英文：

Valve：

Valves are mechanical devices that control the flow of fluid and pressure within a system or process. Valves are used in a wide variety of applications, including controlling the flow of water, gas, steam, oil, and other liquids, as well as controlling the pressure of liquids and gases. Valves are available in a variety of materials and sizes, and can be operated manually or automatically.