Colton Industries - Buffalo, NY
Manufacturer, Custom Manufacturer
Custom manufacturer of wafer pattern check valves including silent and twin door check valves. Materials include cast iron, stainless steel and cast steel. Valves are available in various models and in 2 in. to 36 in. sizes with 6,250 psig maximum operating pressure. Various features include resilient or metal-to-metal seating surfaces, horizontal and vertical upward flow patterns, retainerless design, discs, plugs, seats, ANSI flanges, springs and end connections.
products.coltonind.com/category/check-valve...

Wafer Check Valves Products
	Wafer Pattern Silent Check Valve - Cast Iron Wafer Pattern Silent Check Valve - Cast Steel/Stainless Steel Wafer Pattern Twin Door Check Valve - Cast Iron More

Check All Valve Manufacturing Co. - West Des Moines, IA
Manufacturer, Custom Manufacturer
ISO 9001:2008 certified manufacturer & designer of wafer insert check valves. Materials include 316 stainless steel, alloy 20, brass, carbon steel, Hastelloy®, Monel® & titanium. Specifications of wafer insert valves include 1/2 in. to 4 in. nominal pipe size, 0.348 in. to 2.560 in. orifice dia., 0.125 psi to 3.5 psi spring cracking pressure, 150 psig non-shock pressure & 300 degrees F to 1,500 degrees F temperature rating. Wafer valves can be used as check & low pressure relief valves & vacuum breakers. CE certified.
Brand Names: Check-All
www.checkall.com/PDFfiles/WV.pdf

Wafer Check Valves Products
	Wafer Insert Check Valve

Crispin-Multiplex Mfg. Co. - Berwick, PA
Manufacturer
Manufacturer of wafer check valves. Valves are available in sizes ranging from 2 in. to 10 in. & maximum temperature of 150 degrees F, & with cast iron body, bronze iron with stainless steel spring, & Buna-N steel resistant seat.
Brand Names: Crispin
www.crispinvalve.com/wafer.htm

Sure Flow Equipment, Inc. - Tonawanda, NY
Distributor, Manufacturer, Custom Manufacturer
ISO 9001:2008 certified manufacturer of wafer check valves. Types include double door check valves, silent check valves, swing check valves & foot valves. Materials include carbon steel, stainless steel & aluminum bronze. Installation dimensions for wafer body check valves include size ranging from 2 in. to 54 in. & outer diameter ranging from 4-1/8 in. to 60-7/8 in. Features include twin plate, flat seat design, long leg springs allows the plates to open & close without seat scrubbing, valves in sizes of 14 in. fitted with patented independent springs & valves with soft seats having bubble tight closure.
www.sureflowequipment.com/check_valves/

Keckley Company - Skokie, IL
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom wafer double disc check valves. Features include short face to face dimension, light weight, spring loaded & double disc design with low cracking pressure, tension spring for preventing wear on heel area of elastomer seat, dual shaft design allowing interchangeability of shafts, stop shaft for stabilizing discs during high flow rates & epoxy coating. Wafer double disc check valves are available in cast iron, carbon steel & stainless steel materials in 2 in. to 24 in. sizes with 200 psi to 740 psi working pressure at 100 degrees F or 150 degrees F temperature. Wafer double disc check valves are suitable for liquid or gas applications where protection from flow reversal in pipeline is required.
www.keckley.com/pipeline-check-valves.html

Delta Pacific Valve Mfg. Co. - Hauppauge, NY
Distributor, Manufacturer
Manufacturer & distributor of API 6D full & reduced opening swing check, API 594 dual plate wafer check, metal-seated, resilient-seated, tilting disc check, lift check, piston check, & silent check.
Brand Names: DPV
www.deltapacificvalve.com/products/check.ht...

Flexi-Hinge Valve Co., Inc. - Fairview, PA
Manufacturer
Manufacturer of seatless, high-efficiency check valves, foot valves & expansion checks. Body styles include MTE, grooved, plain ends, full flanged & wafer styles with corrosion resistant 316 stainless steel or aluminum internals.
Brand Names: Victaulic
www.flexi-hinge.com/index.php?option=com_co...

Ryan Herco Flow Solutions - Locations
Distributor
Worldwide distributor of wafer check valves. Check valves also include plain end check valves, threaded end check valves, flanged end check valves, victaulic end check valves, ball check valves, disc check valves, swing check valves, diaphragm check valves & spring check valves. Materials include PVC, CPVC, polypropylene & PVDF. Markets served include water, health, electronics, chemicals & waste. ISO 9000 compliant.
Brand Names: Chemplast, Dwyer, Hayward, KBI, Micromold, Plast-O-Matic, Spears
webcat.rhfs.com/categorylist.aspx?catID=F32...

The Kraissl Co., Inc. - Hackensack, NJ
Manufacturer, Custom Manufacturer
Manufacturer of simplex duplex strainers, transfer valves & positive placement pumps for fuel oil transfer & pipeline service.
kraissl.rtrk.com/?scid=853669&rl_alt=http%2...

AB Industrial - West Chester, PA
Distributor, Manufacturer, Custom Manufacturer, Service Company
Manufacturer & distributor of wafer check valves. Stainless steel, flange, NPT.
Brand Names: Apollo, Bonny Forge, Conbraco, Crane, Grinnell, Islip, Nibco, Spears, Sure Flow, Techno, Tyco, WKM,...
www.abpump.com/strainers_valves.php

DFT Inc. - Exton, PA
Manufacturer, Custom Manufacturer
ISO 9001:2008 certified custom manufacturer of in-line & spring-assisted silent closing wafer check valves for liquids, gases & steam. Valves are made from various materials including carbon steel, stainless steel & cast iron. Wafer valves are available in 1 in. to 24 in. line sizes. Features include springs, seats, discs, bushings & gaskets. Meets ANSI & API 594 standards.
Brand Names: ALC, DFT
catalog.dft-valves.com/category/wafer-check...

Wafer Check Valves Products
	Sanitary Check Valves Threaded Check Valves Wafer Check Valves More

Ohio Valley Industrial Services, Inc. - Coraopolis, PA
Distributor, Manufacturer, Custom Manufacturer, Service Company
Distributor of wafer check valves. Various features include back stopped poppets, rugged and reliable floating ball valve seat design, heat code traceability and welded design.
Brand Names: Parker
www.ovisinc.com/ParkerCatalogs.htm

Diversified Controls, Inc. - Suwanee, GA
Distributor
Distributor of wafer check valves including wafer style swing check valves. Available in sizes from 1 in. to 42 in. Wafer check valves are used for fluid handling applications in power generation, nuclear, petroleum, chemical & water treatment markets.
Brand Names: RITE, Ritepro
www.dvccon.com/rite-pro.html

U.S. Valve, LLC - Linthicum Heights, MD
Manufacturer, Custom Manufacturer
Specializing in the design & manufacturing of high performance check valves & ball valves that feature low pressure drop & the highest CV available. Full port, double disc check valves are intended to produce flow that is as close as possible to laminar resulting in longer life & lower maintenance. Customer connections include npt, flanged, wafer type, welded ends & grooved (Victaulic) ends. Three-piece valves allow for inspection & removal from a piping system with relative ease. Custom design valves from OEMs for specific applications.
www.usvalve.com

Vaccon Co., Inc. - Medway, MA
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom check valves used in vacuum & ultra high vacuum handling applications. Capabilities include cracking pressure less than 1 in. Hg. Dimensions include thread sizes ranging from 1/8 in. to 3/4 in. NPT. Materials used include EPDM, silicone & anodized aluminum. Applications include clamping & vacuum chucking, pick & placing of heavy loads, vacuum holding, vessel evacuation, lifting systems & handling. Industries served include packaging, electronics, printing, automotive, pharmaceuticals, plastics, food processing, chemical, medical, laboratory, robotics, machine automation, glass, paper, process control & OEM.
www.vaccon.com/Check-Valves-Home.aspx

BI-TORQ Valve Automation - Lafox, IL
Manufacturer, Custom Manufacturer
Manufacturer of custom & standard valve automation products including pneumatic actuators, electric actuators, failsafe actuators, ball valves, butterfly valves, knife gate valves, automation accessories, fusible link assemblies (API607 fire rated valves & automatic shut-off assemblies for fire protection systems), Customized Mounting Kits, Extensions for heat insulation, Three-way Tee Linkages for multi-port control using one actuator, Lock-Out kits for valves to meet OSHA requirements, spring return deadman handles for automatic shut-off of manually operated valves.
Brand Names: Bi-Torq
www.bitorq.com/

Boig & Hill, Inc. - Valley Stream, NY
Distributor, Custom Manufacturer, Manufacturers' Rep
Distributor of wafer check ball valves. Specifications of valves include size ranging from 3 in. to 6 in., pressure up to 3,000 psi & 90 degrees to 180 degrees porting. Features of valves include pipe ends, stainless steel balls & stems, lubetal & polyfill reinforced seats, disconnectable extended butt & socket weld, screw & tube ends & flanged end connections, gear operated, locking & spring return handles. Meets ANSI standards.
Brand Names: Access, Deste, Everlasting, Farris, Flowserve, K-MASTER, Lonergan, Spence, Teledyne Farris,...
www.boighill.com/

PR Valves, LLC - South Houston, TX
Distributor, Custom Manufacturer, Service Company
Stocking distributor of check valves available in forged steel, cast steel, chrome molly, stainless steel, Monel®, Hastelloy® B & C, cast iron, ductile iron, bronze, brass & PVC. Electric, hydraulic & pneumatic actuations. Modifications include flange ups, conversions, coatings, hydro testing, packing changes & trim changes.
Brand Names: CAMERON, Contromatics, Edwards Signaling, Flowtek, Hancock, Kitz, Orbit, Smith, WKM, Walworth
www.prvalves.com/valves.html

Mitchell Lewis & Staver Co. - Locations
Distributor, Manufacturer, Custom Manufacturer
Distributor of wafer style check valves. Other products include motors, control panels, drilling equipment and water treatment equipment, bits, hammers, adapters, seals, hoist trucks and cable wires. Industries served include agriculture, food processing, mining, municipal water, pulp and paper, refining, residential water systems, sand and gravel.
Brand Names: Flomatic

World Wide Metric, Inc. - Locations
Distributor
Distributor of check waver valves.
products.worldwidemetric.com/category/valve...

Wafer Check Valves Products
	PN 16 Wafer Check Valves, Wafer Style Long Valve PN 16 Swing Check Valves, Wafer Style Short, Bronze Valve PN 16 Swing Check Valves, Wafer Style Short, Stainless Steel Valve More

API International - Tualatin, OR
Manufacturer, Custom Manufacturer
Custom fabricator of wafer check valves. Specifications of wafer check valves include 2 in. to 32 in. maximum nominal size, 200 psi maximum working pressure, plus 14 degrees F to plus 356 degrees F operating temperature & 696.7 lbs. maximum weight. Wafer check valves are available with two torsion springs, valve plates, stainless steel hinge pins, aluminum bronze discs & epoxy coated finish. Wafer check valves are suitable for HVAC, water supply & sewage, chemical & petrochemical processing & pulp & paper industries.
apiint.thomasnet-navigator.com/viewitems/va...

Pro Dyne Corp. - Phoenixville, PA
Distributor, Custom Manufacturer, Manufacturers' Rep, Service Company
Stocking distributor of valves including wafer & swing type check valves. Knife gate & butterfly valves are also available.
www.prodynecorp.com/other_products_services...

Marr Valve Co., Div. of The Specialty Mfg. Co. - Granite Falls, MN
Manufacturer, Custom Manufacturer
Manufacturer of check valves such as air/gas check valves, ball type check valves, stainless steel sanitary check valves, & wafer check valves. Operating pressure ranging from 1 psi - 150 psi, operating temperature from -25 - 250 degrees F, air flow rate of 2.5 SCFM at 50 psi, & CV from 0.03 - 0.06. Features include brass stems, nickel plated body & panel nuts, 302 stainless steel spring, & 1/2 in. panel holes. Seal options include Buna-N, ethylene propylene, & fluoroelastomer (Viton®).
www.marrvalve.com/check_valves/check_valve....

Authorized Parts - Deer Park, NY
Distributor, Custom Manufacturer
Manufacturer & distributor of a wide range of replacement parts & custom-designed OEM components for energy systems. Products include boiler fittings, generator & welding machine parts, electrical power generation controls, process system spares, heavy machinery components. Electrical items include motor controls, switches, starters, transfer switches, contactors, relays, solenoids, transformers. From 10 amp to 1,500 amp in both A/C & D/C configurations. Mechanical items include valves, gauges, lubricators, swing joints, boiler components. All industries served.
Brand Names: Aloyco, Bonney Forge, Cam-Line, Cam-Tite, Chapman, Conval, Crane, Crane, DeZURIK, Dia-Flo,...
www.authorizedparts.com/monel.html

P.Q.D. International, Inc. - Plano, TX
Manufacturer, Custom Manufacturer, Service Company
Custom manufacturer of wafer check valves. Specializing in high volume, custom-made or OEM products & sub-assemblies prepared to customer's design & specifications. Experienced procurement service in the Pacific Rim region, quality assurance, & development of new products. Products or sub-assemblies are made up of many materials & involve several manufacturing techniques. Secondary operations include precision machining, mechanical assembly, finishing, packaging, electrical or electronic & mechanical assembly at UL listed facilities, as well as heat treatment. Final steps include wet painting, powder coating, electrical plating or electric deposit, & finished products packaging. Engineers & inspectors conduct in-process quality control at manufacturing.
www.pqdusa.com/manufacturing.php