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Advantage and Disadvantage of Ball Valve

2020.6.29

Ball valve is evolved from the plug valve, its open-close disc are a ball, By rotating the ball with 90° around the axis of the stem to achieve the purpose of opening and closing. The ball valve is mainly used for cutting off, distributing and changing the flow direction of the medium in the pipeline.

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Advantage and Disadvantage of Gate Valve

15th.April.2020

Gate valve: refers to the valve that the closing part (gate) moves along the vertical direction of the channel axis.

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Advantage and Disadvantage of Globe Valve

10th.March.2020

Globe valve: a valve in which the closure (disc) moves along the center line of the seat. According to this type of disc movement,

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Casting Technology

15th.Feb.2020

Definition: The process of melting the metal into a liquid that meets certain requirements and pouring it into the casting mold.

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Forging Technology

10th.Jan.2020

Definition: It is a machining method of forging in order to obtain certain mechanical properties,

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Material selection of non-metal sealing gasket

5th.Jan.2020

NBR is a kind of synthetic rubber, suitable for application of a wide temperature range with good resistance to oil,

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Selection of valve and the relative installation Position

15th.Dec.2019

The valve used in the water supply pipeline shall generally be selected according to the following principles

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VALVE EXPERT, SINCE 1985
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