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Hunan PooHeng Valve Co., Ltd.
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008618075148999 (Manager Tang)
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  • How to detect valve quality
    2025-03-14
    The quality of the valve needs to be measured from multiple aspects, covering dimensions such as appearance, materials, and performance to ensure that the valve can operate safely and reliably in actu
  • How to deal with the leakage of valves
    2025-03-14
    Leakage problems in the valve will affect the normal operation of the system and may even cause safety accidents, which need to be handled in a timely and correct manner. Here are the general methods and steps to deal with valve leakage problems:
  • Composition and basic structure of electrical control system for valve lathe
    2025-03-12
    1. Composition of electrical control system of valve machine toolThere is a system in the PLC valve machine tool in a closed loop system with a fully enclosed state, that is, the electrical control sy
  • The development of valve lathe in the direction of network and the classification of common faults in hydraulic system
    2025-03-12
    First, the valve machine tool is developing the networking of numerical control system in the direction of networking. The main index control system is connected and controlled by network with other external control systems or upper computer.
  • Causes and prevention of flash and cavitation of control valve
    2025-03-12
    Flash is when the static pressure of the incompressible fluid from the contraction section to the valve outlet decreases to equal to or lower than the saturated steam pressure of the fluid at the valve
  • It is important to understand the principle of pneumatic pressure regulating valve and select the correct type
    2025-03-11
    The pneumatic pressure regulating valve is a pressure balanced regulating valve, which adopts a cage sleeve guide and double seal structure, and is equipped with a multi spring pneumatic membrane actuator.
  • Contact us
    Address: Room 4104, Xiangshang Shiji Xincheng, Kaiyuan Road, Changsha County, Changsha City, Hunan Province, China
    Factory:Jinlong Avenue, Jinlong New District, Xiangyin County, Yueyang City, Hunan Province, China
    Postal code: 414600
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    008618075148999 (Manager Tang)
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