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  • Advantages and disadvantages of various valves (2)

    2, butterfly valve: butterfly valve is a disc type opening and closing parts reciprocating 90° or so to open, close and adjust the fluid channel of a valve. Advantages: (1) Simple structure, small volume, light weight, consumption materials, not used in large caliber valves; (2) fast opening and...
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  • Advantages and disadvantages of various valves (1)

     1. Gate valve: Gate valve refers to the valve with the closing part (gate) moving along the vertical direction of the channel axis. It is mainly used as the cutting medium in the pipeline, that is, fully open or fully closed. In general, gate valves should not be used to regulate flow. It can b...
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  • What are the features of plug valves?(1)

    What are the features of plug valves? 1, the valve body of the plug valve is integrated, top-mounted design, simple structure, convenient online maintenance, no valve leakage point, support higher pipeline system strength. 2, the medium in the chemical process has a strong corrosive, in the chem...
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  • What is a plug valve ?

    What is a plug valve ? Plug valve is a fast switch through valve, due to the movement between the sealing surface with wipe effect, and in full open can completely prevent contact with the flow medium, so it can also be used in the medium with suspended particles. Another important feature of p...
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  • Butterfly valve standard overview and structural applications

      Butterfly valve standard overview and structural applications New product structure of high performance butterfly valve seat design, according to the direction of the pressure source, automatically adjust seat, achieve the effect of double valve with pressure, and increase the service life of...
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  • Butterfly valve principle features

      It is especially suitable for the butterfly plate of large-caliber valve to be installed in the diameter direction of pipeline. In the butterfly valve body cylindrical channel, disc disc around the axis of rotation, rotation Angle between 0°~90°, rotation to 90°, the valve is fully open stat...
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  • Function principle of check valve

      Check valve is also known as reverse flow valve, check valve, back pressure valve and one-way valve. These valves are automatically opened and closed by the flow of the medium itself in the pipeline, belonging to an automatic valve. Used in pipeline system, its main function is to prevent ...
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  • Double disc check valve compared with swing check valve advantages

      A. Check valve structure, small size, light weight, for valve installation, handling, storage and pipeline layout bring great convenience, and can save costs. B. Reduced line vibration. In order to reduce line vibration to a minimum or eliminate line vibration, shut down as soon as possibl...
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  • Forged steel globe valve advantages

        Forged steel globe valve advantages: The most obvious advantage is that in the process of opening and closing, because the friction between the disc and the valve body sealing surface is less than the gate valve, so wear resistance. The opening height is generally only 1/4 of the diameter o...
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  • The working principle of high pressure gate valve and its advantages

        High pressure gate valve working principle:   High pressure gate valves are force-sealed, so when the valve is closed, pressure must be applied to the gate to force the sealing face to not leak. When the medium enters valve 6 from below the gate, the resistance that the operation ...
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  • Advantages and disadvantages of welded gate valve and matters needing attention in installation

      Advantages and disadvantages of welded gate valve and matters needing attention in installation Gate valve is the opening and closing parts of the gate, the direction of the movement of the gate and the direction of the fluid is vertical, the gate valve can only be fully open and fully closed...
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  • Features of welding globe valve and matters needing attention in installation and maintenance

      Welding stop valve and pipeline connection adopts welding structure. Sealing surface is not easy to wear, abrasion, good sealing performance, long life. Compact structure, good opening and closing, small height, easy maintenance. It is suitable for water and steam oil pipeline with high temp...
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