Sunco Knife Gate Valves are available in wide range of constructions and sizes.  Over 500 valves are in-stock for immediate delivery.  Our most common Knife Gate has a solid one-piece cast body, with integrally cast gate jams and guides. They are full port and designed with blow out proof packing glands and nylock locking nuts.  Full lug pattern flanges conform to ASMA B16.5.

Our valves are designed and tested to Tappi TIS 405-8 and MSS-SP81 standards. Our

Types of Knife Gate Valves Available

  • Metal and resilient seated knife gate valves
  • Split ductile body knife gate valves
  • Bonneted knife gate valve
  • Fabricated and custom designed knife gate valves

Available Features Include

  • Sizes ranging from 2" to 90"
  • Materials of construction includes cast iron, cast 304/316 SS, Alloy 20, Hastelloy, Titanium, Monel, Inconel and others
  • Drip-tight shutoff
  • Positive shut-off in both directions
  • Compact wafer configuration to Tappi and MSS standard face to face
  • Non-clogging, full-port design
  • 150 PSI+ working pressure

We also offer custom-Designed Knife Gate for any specifications

Brochures (Sample Listing)

Stainless Steel/Handwheel

Resilent Seat/Handwheel

Contact Us

(704) 545-3922

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