The knife gate valves are available in various designs, one-piece body and two-piece bodies, rising stem and non-rising stem, uni-direction and bi-direction structures, resilient and metal seat rings, bonnetless and bolted bonnet designs. For optional designs, deflection cone could divert the flow of abrasive slurries and protect valve seat from abrasion, V port disc and through conduit design are used for throttling service, per customers' requirements.
Through Conduit Knife Gate Valve
Features of Through Conduit Knife Gate Valve (Slide Gate Valve):
Wafer 2-pc or 1-pc body
Through conduit, fully piggable
Rising stem, Ourside screw & yoke
Yoke type: Pillar, plate or casting
Applicable Standards of Through Conduit Knife Gate Valve (Slide Gate Valve):
a) Design & Manufacture: MSS SP-61, ASME 16.34
b) Face to Face: MSS SP-81, ASME B16.10, EN 558
c) Connection End: ASME B16.5, EN 1092, JIS B2220
d) Test : MSS SP-81
Sizes: 2" - 24" or DN 50 - DN 600
Pressure Rating: Class150 or PN6 - PN16
Materials of valve body: WCB, LCB, WC6, CF8, CF3, CF8M, CF3M, 4A, etc.
Operation: Manual, Gear, Pneumatic, hydraulic and Electric actuator