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Knife Valve Vs Gate Valve

Knife Valve Vs Gate Valve - The biggest difference between a knife gate valve and a flanged gate valve is that gate valve is manufactured according.the biggest difference between these two types of valves is that gate valves are built to ansi standards while knife gate valves. in brief, a knife valve employs a blade to cut through thick fluids, while a gate valve uses a slide plate to shut off the flow of dry bulk material.one of the differences between the gate and the knife gate valves, is that the knife gate valve often has a sharpened disc to better cut through slurry/viscous. Gate valves are operated by turning a handwheel or actuator, which raises or lowers the.