Wedge Gate Valve Structure Type: Rising Stem, Non-rising Stem, Single Disc, Double ... 9)Operated Way: Handwheel, Gear, Pneum Wedge Gate ValveWedge Gate Valve SIZE: 1/2"-40" CLASS: 150LB-2500LB Features: 1) ... Compact structure and reasonable design; The valve has fine stiffness and the Channels are smooth, with small ... or cut off The medium in the pipelines Wedge Gate Valve