1. Copper Gate valve: Gate valve refers to the closed part (gate) along the channel axis of the vertical direction of the valve, in the pipe road mainly used as a cutting medium, that is, fully open or full off use.
2. Copper Ball valve: is evolved from the plug valve, its opening and closing parts are a sphere, using the sphere around the axis of the stem rotation 90 ° to achieve the purpose of opening and closing.
3. Copper cut-off valve: Refers to the closed piece (disc) along the center line of the seat to move the valve.
According to this type of movement of the disc, the change of the valve seat outlet is in a positive proportional relationship with the disc stroke.
4. Copper Check Valve: The valve that relies on the flow of the medium itself and automatically opens and closes the disc, which is used to prevent the return of the medium.