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Supplier: Associated Spring
Description: Associated Spring provides valve plates, flapper valves, reed valves, assemblies and additional compressor components found in automotive air conditioners, residential air conditioners, air and gas compressors, refrigeration compressors, 2-cycle engines, heat and vacuum
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Supplier: Associated Spring
Description: Refrigeration +/- Associated Spring provides valve plates, flapper valves, reed valves, assemblies and additional compressor components found in automotive air conditioners, residential air conditioners, air and gas compressors, refrigeration compressors, 2-cycle engines,
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Supplier: Accuris
Description: STEEL, HIGH CARBON, FLAPPER VALVE
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Supplier: DeZURIK, Inc.
Description: APCO FRF Full Flow Rubber Flapper Foot Valve is a type of check valve designed for raw sewage applications typically installed at the bottom of a suction line and inside a wet well. It is an inexpensive way to maintain prime on a single centrifugal pump. Since the valve
- Valve Type: Foot Valves
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Supplier: Accuris
Description: Valve Assembly - Flapper
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Supplier: Zurn Industries LLC
Description: Zurn Z1091 backwater valve with dura-coated cast iron body, hub inlet and open outlet for installation at the end of the drainage line. Automatic PVC, flapper with O-ring. Features And Benefits Automatic flapper type backwater valve Bronze flapper in 3" and 4" only
- Media: Water
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Supplier: Zurn Industries LLC
Description: Zurn Z1095 backwater valve with dura-coated cast iron body, hub inlet and offset spigot outlet, bronze threaded cover, automatic PVC flapper style with O-ring. Features And Benefits Automatic flapper type backwater valve Standard PVC flapper assembly for 3” and 4”
- Media: Water
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Supplier: Zurn Industries LLC
Description: Zurn Z1090 backwater valve, dura-coated cast iron body with no-hub inlet and outlet, gasketed bolted cover, automatic PVC flapper type with o-ring. To view all options, see the Specification Sheet - Z1090 Features And Benefits Automatic flapper type backwater valve
- Media: Water
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Supplier: DeZURIK, Inc.
Description: APCO CRF-100C/100 Rubber Flapper Swing Check Valves are uniquely simple in design but durable for use on a variety of applications. The valves are engineered and tested to meet the requirements of the AWWA C508 standard. Standard construction includes an internal leaf spring to
- Features: Check Valves
- Valve Type: Swing Check Valves
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Supplier: Accuris
Description: VALVE, FLAPPER, CHECK-SWING, WATER
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Supplier: Accuris
Description: Valve, Flapper, Check-Swing, Water
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Supplier: Zurn Industries LLC
Description: Zurn Z1088 dura-coated cast iron body and cover with PVC flapper valve, bronze check valve, gate, and stem. Features And Benefits Manual backflow flood gate Automatic flapper type backwater valve
- Features: Check Valves, Gate / Knife Valves
- Media: Water
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Supplier: Radwell International
Description: DISCONTINUED BY MANUFACTURER, TRUE UNION SWING CHECK VALVE, 125 PSI, 2 INCH VALVE SIZE, PVC TYPE 1, IPS SLIP CONNECTIONS, EPDM FLAPPER. FREE 2 YEAR RADWELL WARRANTY
- Features: Check Valves
- Connection Description: Union
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Supplier: McWane Plant and Industrial
Description: Features & Benefits Low-maintenance • EPDM flapper is only moving part • Anti-corrosion encapsulation of disc and hinge • Flapper is accessible through full-size top cover with valve in line • O-ring seat seal is integrated into flapper • No scheduled maintenance nor
- Valve Size: 3 to 36 inch
- Connection Description: Bolt Flange
- Features: Check Valves, Other
- Material Of Construction: Ductile Iron
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Supplier: National Oilwell Varco
Description: Valves NOV's Valve Division manufactures top of the line Reset Relief Valves, Shear Relief Valves, Float Valves, and Gate Valves for the oil and gas industry. These product lines protect drilling equipment from pressure spikes and backflow, which can lead to
- Controlled Pressure Range: 0 to 10,000 psi
- Features: Check Valves, Gate / Knife Valves, Pressure Relief Valves
- Media: Gas
- Valve Type: Lift Check Valves
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Supplier: ACS Valves
Description: steel, or special heavy-duty valve housing and flapper construction. Single-flap design. Gravity counterweight design. Abrasion-resistant steel flappers. Chain-drive gearmotor and cam design. Actuator types: electrical or manual. NEMA 4 timer; 115-50/60-1 electrical; power-on
- Valve Size: 6 to 16 inch
- Number of Ports/Ways: 2
- Media Temperature: 500 F
- Valve Type: Double Flap Airlock / Flap, Metering Valves
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Supplier: Asahi/America, Inc.
Description: Swing check valves have a solid thermoplastic body with a large "flapper" that seats against the body of the valve. Swing check valves offer a large fluid area with a removable bonnet that allows for the valve body to be cleaned out without removing the
- Valve Size: 0.75 to 8 inch
- Features: Check Valves, Manual / Hand
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Supplier: CGIS
Description: What adds up to make the perfect Check Valve? Cracking at low pressure, remaining completely open during low flows, and lightning fast closing capabilities are all part of the equation. What’s unique about Check Valves is that less is often more. For instance, our Hy-grade Check
- Features: Check Valves
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Supplier: Taylor Products / Smoot
Description: Valves are available for pipe or tube sizes from 2-inch to 6-inch, bi-directional (divert or converge), air and dust tight, pressure or vacuum applications and available in carbon steel or stainless steel contact surfaces. For complete information please click on the PDF link below. DIVERTER
- Valve Type: Diverter Valves
- Media: Powder / Solids
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Supplier: Watts
Description: evidenced in the extremely rapid tight-sealing action of the flapper against the valve seat and in the remarkably low resistance to flow through the valve at full flow.
- Valve Size: 3 to 12 inch
- Features: Check Valves
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Supplier: Sure-Flo Fittings
Description: Combining an attachment coupling, a 45 degree elbow, a foot valve and a strainer, this SURE-FLO Aluminum Foot Valve fulfils every requirement. A half inch female pipe thread is provided for drainage. Made entirely from aluminum except for the bolts, rubber gaskets and valve
- Material Of Construction: Aluminum
- Features: Check Valves, Ground Water
- Connection Description: Compression Fitting
- Valve Type: Foot Valves
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Supplier: Watts
Description: Watts Drainage BV-200 cast iron backwater valve with gasketed cover, bronze seat and flapper, and no hub connections
- Primary Material: Cast Iron
- Media: Water
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Supplier: ValvTechnologies, Inc.
Description: to hold the valve open during normal operations. The valve is supplied with a double acting pneumatic cylinder that is fixed to the valve body and connected to the valve stem. Once the valve is fully open then the cylinder can be energized to hold the
- Connection Description: Bolt Flange
- Features: Check Valves, Electro-pneumatic, Other
- Material Of Construction: Stainless Steel, Steel
- Valve Type: Swing Check Valves
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Supplier: U.S. Plastic Corporation
Description: Praher K6 thermoplastic wafer check valves are available in sizes 2" though 8" with maximum operating pressure of 150 psi at 72 F, non-shock. The valve does not require a spacer for full disc opening performance in SCH 80 pipes. Valves have a single disc design suitable for
- Valve Size: 2 inch
- Features: Check Valves
- Material Of Construction: PVC
- Valve Type: Wafer / Split Disc Check Valves
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Supplier: Liberty Pumps
Description: Heavy Duty Cast Iron Body High-temperature rubber flapper - 200 degrees F 125 PSI rated Vertical or horizontal installation Female NPT connections HCV150 1-1/2" or HCV200 2"
- Valve Size: 2 inch
- Pressure Rating: 125 psi
- Media Temperature: 200 F
- Material Of Construction: Cast Iron
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Supplier: Ames Fire & Waterworks
Description: evidenced in the extremely rapid tight-sealing action of the flapper against the valve seat and in the remarkably low resistance to flow through the valve at full flow.
- Valve Size: 3 to 10 inch
- Pressure Rating: 150 psi
- Media Temperature: 33 to 110 F
- Features: Check Valves, Fire Service, SDWA "Lead Free" Compliant
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Supplier: U.S. Plastic Corporation
Description: Specifically designed for use on sump pump discharge lines. Includes compression end connectors with Buna-N gaskets for use on either 1-1/4" or 1-1/2" pipe. All plastic construction with elastomer seals - no metal parts. Angled seat and weighted flapper for low-pressure seal. Suitable for
- Features: Check Valves
- Valve Type: Swing Check Valves
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Supplier: Watts
Description: Watts Drainage Products BV-240 cast iron backwater valve with gasketed cover, bronze seat and flapper, no hub connection, and epoxy coated steel access housing.
- Media: Water
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Supplier: Kuriyama of America, Inc.
Description: FEATURES AND ADVANTAGES Designed for use in irrigation and other pumping applications. Prevents the backflow of liquid when pump is turned off. Prevents passage of contaminants to the pump caused by silt or sand in the water. MATERIAL SPECIFICATIONS Cast iron material. Neoprene flapper
- Valve Size: 4 inch
- Pressure Rating: 100 psi
- Primary Material: Cast Iron
- Valve Type: Foot Valves
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Supplier: Kuriyama of America, Inc.
Description: FEATURES AND ADVANTAGES Designed for use in irrigation and other pumping applications. Prevents the backflow of liquid when pump is turned off. Prevents passage of contaminants to the pump caused by silt or sand in the water. MATERIAL SPECIFICATIONS Cast iron material. Neoprene flapper
- Valve Size: 6 inch
- Primary Material: Cast Iron
- Valve Type: Foot Valves
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Supplier: Kuriyama of America, Inc.
Description: FEATURES AND ADVANTAGES Designed for use in irrigation and other pumping applications. Prevents the backflow of liquid when pump is turned off. Prevents passage of contaminants to the pump caused by silt or sand in the water. MATERIAL SPECIFICATIONS Cast iron material. Neoprene flapper
- Valve Size: 3 inch
- Pressure Rating: 100 psi
- Primary Material: Cast Iron
- Valve Type: Foot Valves
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Supplier: Kuriyama of America, Inc.
Description: FEATURES AND ADVANTAGES Designed for use in irrigation and other pumping applications. Prevents the backflow of liquid when pump is turned off. Prevents passage of contaminants to the pump caused by silt or sand in the water. MATERIAL SPECIFICATIONS Cast iron material. Neoprene flapper
- Valve Size: 8 inch
- Primary Material: Cast Iron
- Valve Type: Foot Valves
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Supplier: Watts
Description: Watts Drainage Products BV-600 epoxy coated cast iron pit drain with backwater valve with bronze seat and flapper, secured grate and no hub outlet.
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Supplier: Cole-Parmer
Description: separation of fluid and solenoid while allowing for easy flush and self-draining capability. Flapper mechanism features a fast response time and very precise volume control. Additionally, valve has no pumping or sticking effect, and is tested to over 10 million cycles for long-life
- Pressure Rating: 116 psi
- Power: 24 volts
- Flow (Cv): 0.017
- Valve Type: Solenoid Valves
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Supplier: Cole-Parmer
Description: separation of fluid and solenoid while allowing for easy flush and self-draining capability. Flapper mechanism features a fast response time and very precise volume control. Additionally, valve has no pumping or sticking effect, and is tested to over 10 million cycles for long-life
- Pressure Rating: 58 psi
- Power: 24 volts
- Flow (Cv): 0.042
- Valve Type: Solenoid Valves
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Featured Products Top
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The APCO CRF?100C Rubber Flapper Swing Check Valve from DeZURIK is designed to deliver superior performance, durability, and efficiency across a wide range of applications. Featuring a short 35?degree disc stroke and an internally mounted leaf spring, the CRF?100C provides non (read more)
Browse Check Valves Datasheets for DeZURIK, Inc. -
Available in sizes 2"–48" (50–1200 mm), the valves are constructed from high-strength ductile iron with ASME 125/150 flange drilling. Optional full flow-area elastomer linings are offered to enhance abrasion resistance in severe service (read more)
Browse Check Valves Datasheets for DeZURIK, Inc.
More Information Top
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Gas Cyclones and Swirl Tubes
… predictions and comparison with experiments • dimensional analysis and scaling rules • sampling and performance measurement • in-leakage (up-flow) effects and hopper crossflow • dipleg backup • hopper venting • forces acting on a flapper valve • erosion and erosion …
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Frequency evaluation of a gas‐fired pulse combustor
The effects of time and frequency on the operating conditions of flapper valve and rotary valve pulse combustors were conducted.
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http://dspace.mit.edu/bitstream/handle/1721.1/63038/722506720-MIT.pdf?sequence=2
6.2.3 Generation 3.1 Flapper Valve ....................................................................220 .
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Unsteady-state material balance model for a continuous rotary dissolver
Fraction of condensate entering stages 1 and 9 Exposure angle for fuel in ends of fuel pin (deg) Fraction of input feed that is fines Cycle time for lower flapper valve in dissolver feed pipe (mm) Mole fraction of fission products in …
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Fluid Dynamic and Mechanical & Electrical Control Engineering
Flapper Valve Basing on the Orthogonal Test 35 .
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Fluid Power Engineering > Modeling and Simulation of Electrohydraulic Servosystems
The equations describing the behavior of the basic elements of EHSAs are deduced and the steady-state performance of these elements is discussed—mainly, the electromagnetic torque motor and the flapper valve .
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Maximization of Production Capacity in Big-Bore Completions Using Geometrically Optimized Subsurface Safety Valves and Completion Components
The ball valve and the flapper valve designs each allowed a similar through bore inside a given housing diameter.
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Curved Flapper Safety Valves Reduce Flow Area Restrictions by 30%
Conwntional flapper valves available today range in working pressure ratings from 5,000 to 20,000 psi.
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http://dspace.mit.edu/bitstream/handle/1721.1/87866/53324288-MIT.pdf?sequence=2
There are three valves named the retainer valve, flapper valve , and ball valve, as well as a piston-actuated latch.
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http://usitc.gov/publications/701_731/pub3788.pdf
… of 4.75 mm or more), (4) flat wire (i.e., cold-rolled sections, with a prepared edge, rectangular in shape, of a width of not more than 9.5 mm), (5) razor blade steel, (6) flapper valve steel, (7) suspension foil …
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