Factory production of H47X, H47H, HH47X, HH47H, H47XF, HDH47ZX butterfly buffer check valve, mainly used in industrial water supply, sewage treatment plant pump outlet, to prevent the flow of media in the pipe network. Automatic removal of destructive water hammer to ensure that water pumps and lines are not damaged. The valve is mainly composed of a valve body, a valve disc, a buffer device and a micro-regulating valve. The product has the characteristics of novel structure, small volume, small fluid resistance, stable operation, reliable sealing, wear resistance, good buffering performance, etc. It is the best product for industrial water and urban sewage.

Typical installation diagram