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  • Standard size of ANSI-Standard check valves

    Standard size of ANSI-Standard check valves

    The check valve designed, manufactured, produced and tested according to the American standard is called the American standard check valve, so what is the standard size of the American standard check valve? What is the difference between it and the national standard chec...
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  • Features of rubber-seated gate valves

    Features of rubber-seated gate valves

    For a long time, the general gate valve used in the market generally has water leakage or rust, the use of European high-tech rubber and valve manufacturing technology to produce the elastic seat seal gate valve, to overcome the general gate valve poor sealing, rust and ...
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  • The difference between soft and hard seals of valves:

    The difference between soft and hard seals of valves:

    First of all, whether it is a ball valve or a butterfly valve, etc., there are soft and hard seals, take the ball valve as an example, the use of soft and hard seals of ball valves is different, mainly in structure, and the manufacturing standards of valves are inconsistent. First, the structural...
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  • Reasons for using electric valves and issues to consider

    Reasons for using electric valves and issues to consider

    In pipeline engineering, the correct selection of electric valves is one of the guarantee conditions to meet the use requirements. If the electric valve used is not selected properly, it will not only affect the use, but also bring adverse consequences or serious losses, therefore, the correct se...
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  • How to solve valve leakage?

    How to solve valve leakage?

    1. Diagnose the cause of the leak   First of all, it is necessary to accurately diagnose the cause of the leak. Leaks can be caused by a variety of factors, such as frayed sealing surfaces, deterioration of materials, improper installation, operator errors, or media corrosion. The source of ...
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  • Precautions for the installation of check valves

    Precautions for the installation of check valves

    Check valves, also known as check valves or check valves, are used to prevent the backflow of media in the pipeline. The foot valve of the suction off of the water pump also belongs to the category of check valves. The opening and closing parts rely on the flow and force of the medium to open or ...
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  • What is the advantage of butterfly valve?

    What is the advantage of butterfly valve?

    Versatility of the application Butterfly valves are versatile and can handle a wide range of fluids such as water, air, steam, and certain chemicals. They are used in a variety of industries, including water and wastewater treatment, HVAC, food and beverage, chemical processing, and more.   ...
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  • Why use butterfly valve instead of ball valve?

    Why use butterfly valve instead of ball valve?

    Valves are an integral part of many industries, from drinking water and wastewater treatment to oil and gas, chemical processing, and more. They control the flow of liquids, gases and slurries within the system, with butterfly and ball valves being particularly common. This article explores why w...
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  • What is the purpose of a gate valve?

    What is the purpose of a gate valve?

    Soft seal gate valve is a valve widely used in water supply and drainage, industry, construction and other fields, mainly used to control the flow and on-off of the medium. The following points need to be paid attention to in its use and maintenance:   How to use?   Operation mode: The...
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  • Gate valve and a stopcock valve

    Gate valve and a stopcock valve

    A stopcock valve is [1] a straight-through valve that opens and closes quickly, and is also commonly used for media with suspended particles due to the wiping effect of the movement between the screw seal surfaces and the complete protection against contact with the flowing medium when fully open...
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  • How butterfly valves work?

    How butterfly valves work?

    Butterfly valve is a kind of valve that uses a disc opening and closing part to reciprocate about 90° to open, close or adjust the flow rate of the medium. Butterfly valve not only has simple structure, small size, light weight, low material consumption, small installation size, small driving tor...
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  • What is a butterfly valve?

    What is a butterfly valve?

    The butterfly valve was invented in the United States in the 1930s. It was introduced to Japan in the 1950s and was not widely used in Japan until the 1960s. It was not popularized in my country until the 1970s. The main features of butterfly valves are: small operating torque, small installation...
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