Figure 93

Metal Seated Knife Gate Valve

Specifications:

• Cast stainless steel body, packing gland, and yoke.
• Heavy duty body designed to resist deflection from line loads and internal pressure.
• Body cavity, seat configuration and beveled gate design provides shut-off capability in thick media such as pulp stock and slurries, or solid media such as pellets and powders.
• Heavy duty cast stainless steel yoke will not bend or twist under extreme loads.
• Easy conversion from handwheel operator to hydraulic or pneumatic cylinder, bevel gear, chainwheel, electric motor, or fail safe spring cylinder operator using existing cast yoke.
• Enclosed bronze stem bushing provides reduced operating torque and protection of the stem bushing in harsh environments.
• Hard faced seat available to prevent galling in high cycle and/or high end pressure or abrasive applications.
• Factory installed V-Port inserts available for metering or throttling service.
• O-Ring resilient seat available.
• Precision machined stainless steel gate provides superior seating capability.
• Gate designed to withstand full 150 PSI rated pressure as required by MSS-SP-81.
• Stainless steel stem resists corrosion.
• Various wiper materials available in packing to provide gate support and stabilize packing seal.
• Standard TFE lubricated synthetic packing (TLSP) rated to 500° F and pH range of 3-11.
• Full port ID.
• MSS SP-81 Stainless Steel, Bonnetless, Flanged Knife Gate Valves.
• AWWA C520-10 Knife Gate Valves, 2″ – 96″