The KNIFE GATE VALVE is a valve with dependable separator of line fluid be it solid, dry or wet, passing, parallel facing through it and is equipped with a sharp heavy slicer at the bottom of the gate. These valves are used to shut off the flow of fluids rather than for flow regulation.
Knife Edge Gate Valve
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JGV Knife Edge Gate Valve Range & Specification
From Forge & Cast :
|Size||:||50 mm (2″) – 400 mm (16″)|
|Body & Type||:||Uni & Bi Directional, Soft & Metal Seated|
|Operation||:||Hand Wheel, Gear, Actuator (Pneumatic & Electrical|
|Design Standard||:||MSS-SP-81, Face To Face ASME B 16.10, Flanged ASME B 16.50|
|Pressure Rating||:||PN 10, PN 16, 150#, 300#|
|Testing Standard||:||MSS-SP-81 / BS EN 12266-1 (BS-6755-PART-1)|
|End Connection||:||Wafer Type, Full Lugged Type, Flanged|
|Material Of Construction||:||Standard – WCB, CF8, CF8M, CF3, CF3M
On Request – CN7M, CF8C, Duplex Gr. 4A, Super Duplex Gr.5A / 6A , Nickel Alloy, Monel, Hastelloy, Inconel, SS 904L etc.
|Trim||:||SS 410, SS 304, SS 316, SS 304L, SS 316L, Monel|
KNIFE GATE VALVES without an extra sealing ring on the gate or the seat are used in applications where minor leaking of the valve is not an issue, such as heating circuits or sewer pipes. These valves are mostly suited for abrasive slurries, pulp stock, semi-solids, dry ash, chips, etc.