According to the role and use of copper valve is mainly divided into the following categories:
1. Copper gate valve: gate valve refers to the closing part (gate) along the vertical direction of the channel axis of the valve, in the pipeline is mainly used as cutting off the medium, that is, fully open or fully closed use.
2. Copper ball valve: is evolved from the plug valve, its opening and closing part is a ball, the use of the ball around the axis of the valve stem rotation 90° to achieve the purpose of opening and closing.
3. Copper globe valve: it refers to the valve that the closing part (disc) moves along the center line of the valve seat. According to this type of movement of the valve disc, the change of the valve seat opening is directly proportional to the stroke of the valve disc.
4. Copper check valve: rely on the flow of the medium itself and automatically open and close the valve disc, used to prevent cut-off return valve.
