The material selection of water pump bearing parts has an important impact on its performance and life, and the role of the bearing is to support the rotation of the pump shaft, reduce friction, ensure rotation accuracy and bear loads. When selecting bearing materials, it is necessary to comprehensively consider and select according to specific working conditions and requirements.

The selection of the centrifugal pump outlet check valve should comprehensively consider factors such as pipeline diameter, installation method, medium characteristics, system requirements, and maintenance and overhaul. Through reasonable selection and installation, it can ensure that the check valve plays the greatest role in the pump system and protect the safe and stable operation of the pump and other equipment.