Lined Valve Company, Inc. manufactures knife gate valves including metal seated knife gate valves, resilient seated knife gate valves and special application knife gate valves. The metal seated knife gate valves feature stainless steel knife gate valves in sizes 3 to 24 inches, stainless steel lined knife gate valves in sizes 14 to 24 inches, fabricated slide gate valves in sizes 3 to 24 inches, and bonneted knife gate valves in sizes 3 to 24 inches. Resilient seated knife gate valves includes ductile iron knife gate valves in sizes 3 to 24 inches, polymer lined knife gate valves in sizes 3 to 24 inches, urethane lined knife gate valves in sizes 3 to 24 inches, and cast body resilient seat knife gate valves in sizes 2 to 24 inches. Special application knife gate valves includes large fabricated knife gate valves in sizes 30 to 60 inches, and custom fabricated knife gate valves in various materials.

NewCon Co produces knife gate valves in sizes 2 to 40 inches in diameter with positive shutoff. For on-off service, the valves feature self flushing design, zero downstream leakage, zero atmospheric leakage, replaceable and one-piece urethane liner, molded elastometer gate seal and spare parts.

Mechanical Supply Co. is a distributes a number of knife gate types including: alloy, corrosion resistant, cast, lined, actuated, SVC, stainless steel, and large diameter. The majority of knife gate valves supplied by the company are manufactured by Orbinix.

Qiuyi Valve Ltd offers knife gate valves in a variety of configurations and product materials. The knife gate valves feature pressure range from 150 to 1200 LB, sizes DN 15 to 1200, and design standards of API, DIN, BS, GB and JIS. The electric single clip-on knife gate valves feature pressure range from 150 to 600 LB, sizes DN 15 to 1200, and design standards of API, DIN, BS, GB, EEMUA, and JIS. The pneumatic slurry gate valves feature pressure range from 150 to 300 LB, sizes DN 15 to 1200, and design standards of API, DIN, BS, GB and JIS. The manually slurry knife gate valves feature pressure range from 150 to 300 LB, sizes DN 15 to 1200, and design standards of API, DIN, BS, GB, EEMUA, and JIS. The manual wafer knife gate valves feature pressure range from 150 to 600 LB, sizes DN 15 to 1200, and design standards of API, DIN, BS, GB, EEMUA, and JIS. The bevel gear wafer knife gate valves feature pressure range from 150 to 300 LB, sizes DN 15 to 1200, and design standards of API, DIN, BS, GB, EEMUA and JIS. The electro hydraulic actuator wafer knife gate valves feature pressure range from 150 to 600 LB, sizes DN 15 to 1500, and design standards of API, DIN, BS, GB, EEMUA and JIS.

Rainey Engineering, Inc. offers knife gate valves. Types of available gate valves includes wafer knife gate valves, lug style knife gate valves, round inlet and square outlet knife gate valves (in sizes 6 to 24 inches), through conduit knife gate valves, double gate knife gate valves, hopper shape knife gate valves, tilting disc check valves, rubber sleeve knife gate valves (in sizes 2 to 24 inches) and square port knife gate valves.

A-C Valve Inc. builds knife gate valves including metal and resilient seated knife gate valves, split ductile body knife gate valves, slide fate valves, bonneted knife gate valves, fabricated and custom designed knife gate valves, solid one piece cast body knife gate valves. Features include all cast stainless steel construction, compact wafer configuration, non clogging, full port design, sizes 2 to 72 inches, 150 psi, and flanges  for dense mixtures of stock and slurry.

FLSmidth Minerals offers Technequip knife gate valves. Technequip knife gate valves are true bi-directional slurry knife gate valves with massive rubber sleeves for mining and milling industries. Features include size range from 3 to 30 inches, fluorocarbon coated stainless steel gate, zinc nickel plated hardware, epoxy paint, no packing, CNC machined gate guide and body, low durometer seats, flange bolt pattern, ring magnet, and frames for any actuator.

F.W. Webb Co. supplies various industrial valves manufactured by more than 30 companies. F.W. Webb's stock of valves includes ITT Engineering Valves-brand knife gate valves.

SMS International distributes Britton Procol Valves-brand valves -including knife gate valves - for the bulk solids industry. The company also distributes slide valves, rotary valves, iris valves, scale valves, butterfly valves, and special valves.

IAC manufactures and supplies pieces of equipment - including knife gate diverter valves - for baghouses, pneumatic conveying systems, and bulk material storage.

Triflow Corporation supplies manual and automated valves - including knife gate valves - to companies within New Jersey, Pennsylvania, Delaware, Maryland and Washington D.C. Triflow stocks instrumentation and control products manufactured by more than 20 companies.