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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.View Detail
Gate valve: refers to the valve that the closing part (gate) moves along the vertical direction of the channel axis.View Detail
Globe valve: a valve in which the closure (disc) moves along the center line of the seat. According to this type of disc movement,View Detail
Definition: The process of melting the metal into a liquid that meets certain requirements and pouring it into the casting mold.View Detail
Definition: It is a machining method of forging in order to obtain certain mechanical properties,View Detail
NBR is a kind of synthetic rubber, suitable for application of a wide temperature range with good resistance to oil,View Detail
The valve used in the water supply pipeline shall generally be selected according to the following principlesView Detail