structure and purpose
This factory production type GFH41 silencing check valve. Applicable to give, drainage pipeline, valve adopts central shaft orientation on both ends of the import and export, opening and closing flexible, can be installed in horizontal or vertical, the disc springs, load, its rapid closure can effectively reduce the water hammer pressure,sealed performance is good, close without noise, it has small volume, light weight, small fluid resistance, fatigue resistance, long life and other advantages.