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The role of gate valves, check valves and bottom valves in industrial pumps

2025-04-21

The function of gate valveA gate valve must be installed between the outlet side of the water pump and the drainage pipe. Its function is to control the connection or disconnection of water flow and adjust the size of water flow. When the w...

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The basic standards that the shaft of a water pump should meet

2025-04-20

The water pump shaft shall not have the following defects: firstly, groove marks or roundness or cylindricity exceeding the specified limit due to wear of the shaft neck. The surface of the second axis has been eroded, resulting in grooves ...

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What conditions must a qualified fire pump meet?

2025-03-31

According to the latest international and Chinese fire safety standards, a qualified fire pump must meet the requirements of 5 points.The design operating point (the flow and head points that a fire pump needs to meet in its design) is the ...

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The influence of inlet pressure of multi-stage centrifugal pump on cavitation performance

2025-03-30

Cavitation phenomenon Cavitation occurs when the inlet pressure of the pump is lower than the saturated vapor pressure of the liquid, causing the liquid to vaporize and form bubbles. The bubbles rupture in the high-pressure zone, generating impact fo...

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The advantage of our Vertical turbine pump and Vertical mixed flow pump

2025-03-19

The advantage of our Vertical turbine pump and Vertical mixed flow pump1. We make pumps with high quality metal mould, the face is very beautiful, no need to spray thick glossy paint to cover up the poor surface of the casting, we only need...

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Requirements for explosion-proof diesel engines

2025-03-14

Explosion proof diesel engines need to meet multiple requirements in design, manufacturing, and use to ensure their safety and reliability in flammable and explosive environments.Firstly, explosion-proof diesel engines must be equipped with vari...

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