Knowledge About Valves

  • Advantages Of Wafer Butterfly Valve

    Advantages Of Wafer Butterfly Valve

    What is Butterfly Valve? The butterfly valve is a valve that uses a disc-type opening and closing member to reciprocate about 90° to open, close or adjust the medium flow. The butterfly valve is not only simple in structure, small in size, light in weight, low in material consumption, small in ...
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  • Working Principle Of High Temperature Solenoid Valves

    Working Principle Of High Temperature Solenoid Valves

    HK10 High Temperature Solenoid Valve is a pilot direct-acting solenoid valve, its unique shape helps heat dissipation, to prevent high-temperature burn coil. And special coils to make it work in the high-temperature industry. This product is widely used in boiler, marine heavy industry, petroleum...
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  • How To Maintance A Boiler Safety Valve

    How To Maintance A Boiler Safety Valve

    Boiler Safety Valve is one of the most important safety accessories to ensure the safe operation of boiler. Whether it can be opened accurately and reliably is of great significance to maintain the safe operation of boiler. As a valve with important protection function, safety valve is widely use...
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  • 6 Performance Indexes For Determining The Quality Of Sealing Materials

    6 Performance Indexes For Determining The Quality Of Sealing Materials

    Sealing is a general technology necessary for all industries, not only construction, petrochemical, shipbuilding, machinery manufacturing, energy, transportation, environmental protection and other industries can not do without sealing technology Aviation, aerospace and other cutting-edge industr...
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  • COVNA Boiler Safety Valve

    COVNA Boiler Safety Valve

    As a valve with important protection function, safety valve is widely used in various pressure vessels and piping systems, which can be automatically opened when the system reaches the upper limit of the specified pressure bearing value Discharge the excess medium out of the system, and after t...
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  • How To Clean, Grind And Inspect Valves?

    How To Clean, Grind And Inspect Valves?

    Valve grinding includes the cleaning and inspection process, grinding process and inspection process. 1. The Cleaning And Inspection Process Cleaning the sealing surface in the oil pan, using professional cleaning agent, while washing the damage of the sealing surface inspection. Micro-cracks whi...
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  • The Difference Between Hydraulic Actuator, Pneumatic Actuator And Electric Actuator

    The Difference Between Hydraulic Actuator, Pneumatic Actuator And Electric Actuator

    At present, the valve system is mostly used by pneumatic actuators, electric actuators and electro-hydraulic actuators. According to the characteristics of the three actuators, we analyze their application in the valve system: Pneumatic System: The pneumatic system relies on the Air compressor, w...
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  • Comparison Table of Nominal Diameter (DN) And Pipe Size

    Comparison Table of Nominal Diameter (DN) And Pipe Size

    For the first time contact with the nominal diameter of the pipe, the word is a bit unpredictable. In general, the diameter of the pipe can be divided into external diameter, internal diameter, nominal diameter. The Meaning of De、DN、D、d、Φ De (External Diameter) means pipe outside Diameter, P...
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  • How To Realize Industrial Automation?

    How To Realize Industrial Automation?

    With the development of the global economy and the improvement of industrial level, and the strict control requirement of industrial parameters, more and more industries begin to pursue automatic control. They will use electric actuator butterfly valve, electric actuator ball valve, electric cont...
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  • Function Of Pneumatic Valve Positioner

    Function Of Pneumatic Valve Positioner

    Valve Positioner Configuration: Valve positioners can be divided into pneumatic valve positioners, electro-pneumatic Valve positioner and intelligent valve positioner according to its structure and working principle. The valve positioner can increase the output power of the regulating valve, red...
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  • Working Principle Of Electric Globe Valve

    Working Principle Of Electric Globe Valve

    How Electric Globe Valves Work: An Electric Globe valve is a valve with an electric actuator driving the stem up and down to drive the valve head so as to change the distance between the disc and the seat to achieve open and close control. It is mainly used to cut off or distribute the flow direc...
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  • 3 Ways About How To Maintenance The Wafer Electric Butterfly Valve

    3 Ways About How To Maintenance The Wafer Electric Butterfly Valve

    The following 3 kinds of faults may occur in the daily use of the wafer type electric butterfly valve due to improper operation: valve can not change direction or change direction slowly, gas leakage, solenoid pilot valve failure. (1) The Wafer Type Electric Actuator Butterfly Valve Can Not Chang...
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