Knife Gate Valve 

Knife gate valve Summary:       The knife gate valve employs straight through structure of flange type or wafer type. It is metal-to-metal sealed or soft-sealed. When being opened or closed, the valve has small friction, so, a long service life, because the wedge and the sealing surface apply unique design, which has no concave cavity retaining water. The stem applies rising-stem type, which has left hand screw. When the stem nut is rotated, the opening scale of the valve can be directly viewed.       Function: the knife gate valve is able to regulate or cut off various media which may contain big granules, sticky objects or floats.       Driving mode: handwheel, worm gear, electric or pneumatic. Characteristics of the structure:       It uses “U” type resilient sealing structure, relabel.       The stem made…