We have unidirectional knife edge gate valves.The gate of knife edge gate valve ismade from SS 304, SS 316, SS 410 and wecan do the special treatment for lincrease the life span. A wide variety ofhardened trim options are also availablefor the Gate, Seat and Wear Rings. KnifeEdgeGate Valves withstand hightemperature & abrasive slurries inMining, Steel, Power, Chemical, andPaper Industries Ideal for high-densitySlurry Lines.We mfg special valves forthe Power plants with quick openingdesign.We have soft seated valves withTeon , Nitrile, EPDM, Viton, Silicon etc.