API 594 Retainerless Design Lug Type Wafer Dual Plate Check Valve

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Bajaparts Springs, LLC is dedicated to becoming the spring supplier of choice through our customer-focused approach to product quality, open communication, technical service and on-time delivery. Through Bajaparts's commitment to our employees and investment in the latest spring manufacturing technology, we have expanded our capabilities beyond the typical compression, extension and torsion spring product mix. We think outside of the box and get excited to work on unique designs that are outside of the industry standard.

  • Duo-Chek® High Performance Non-Slam Check Valves - CRANE ...

    Duo-Chek® High Performance Non-Slam Check Valves - CRANE ...

    Duo-Chek® High Performance Non-Slam Check Valves; Duo-Chek® High Performance Non-Slam Check Valves. Print . ... Style H Lug Retainerless Valve - ASME Class 150: Style H Lug Retainerless Valve - ASME Class 300 ... ♦These G Style valve dimensions do not meet API 594, please consult factory. Back to top. Wafer Styles G & H - ASME Class 600 ...

  • FBV Dual Plate Wafer Check Valve - YouTube

    FBV Dual Plate Wafer Check Valve - YouTube

    Sep 11, 2012 · Cast steel dual plate check valve for oil & gas industry, designed to API 594. www.fbvalve.com

  • Wafer Check Valve - WENZHOU AEA VALVE CO., LTD. - page 1.

    Wafer Check Valve - WENZHOU AEA VALVE CO., LTD. - page 1.

    China Wafer Check Valve catalog of API 594 Retainerless Design Lug Type Wafer Dual Plate Check Valve, Horizontal Installation API 594 Carbon Steel Dual Plate Lug Type Wafer Check Valve with Stainless Steel Hinge Pin provided by China manufacturer - WENZHOU AEA VALVE CO., LTD., page1.

  • RITAG: Wafer Type Check Valves

    RITAG: Wafer Type Check Valves

    The RITAG Type ZRD dual plate check valve is the most universal check valve among the nonreturn valves. It is available in a broad spectrum of nominal diameters and nominal pressures. Thanks to the dual-plates, which create the optimum dynamic flow behaviour, this valve design has proven to be an outstanding solution for most process ...

  • Check valves meaning of

    Check valves meaning of "Retainer less design" - Material ...

    Feb 02, 2010 · The retainless design means that they do not drill completely through the body of the valve to enable installation of the hinge-pin and stop-pin of a dual-plate check. Instead of drilling through, they machine out a recess. This is pretty standard design (retainerless) by most manufacturers.

  • API594 Dual Plate Wafer Type Check Valve manufacturers and ...

    API594 Dual Plate Wafer Type Check Valve manufacturers and ...

    CX FLUID PRODUCTS MFG CO.,LIMITED is a professional leader China dual plate check valve, wafer lug check valve, dual plate check valve catalogue, dual plate check valve retainerless design, api 594 check valve dimensions manufacturers and suppliers with high quality and low price. Welcome to contact us.

  • Dual Plate Check Valve API 594 | Lug and Wafer Check ...

    Dual Plate Check Valve API 594 | Lug and Wafer Check ...

    All API 594 bodied valves have a retainerless design, which helps eliminate the possibilities of fugitive emissions, as well as leakage. The disc is also held in place by a high strength key. These dual plate check valves are available in two body styles – lug type check valve and wafer type check valve.

  • Wafer Type — Ball Valves & API 6A Valves Manufacturers at ...

    Wafer Type — Ball Valves & API 6A Valves Manufacturers at ...

    Dual Plate Check Valves are available in five different types: • Wafer Type • Solid Lug Type • Double Flange type • Hub End type • Butt weld end type. Cryogenic Service: Almost all Hawa Valves Dual Plate Check Valve types can be designed in a special version suitable for cryogenic service. In this case, all the materials and technical features are designed to withstand minimum design

  • Dual Plate Wafer check valve - Walworth

    Dual Plate Wafer check valve - Walworth

    Design features-Design in accordance to MSS-SP-594.-Compact body with a design piece type Dual Plate Wafer Check Valve-Patented spring that allows the soft closure of the disc as to prevent rupture and premature wear.-Heavy work and corrosion resistant arrow.-The two plates offer maximum resistance with the maximum time in open position.

  • DUAL PLATE CHECK VALVE TYPES

    DUAL PLATE CHECK VALVE TYPES

    INDEPENDENT PLATE CLOSING ACTION. The dual plate check valve is tested to API 598 which has a metal to metal seat permitted seal leakage of 3 cc/inch of bore/min. This small but significant amount arises because it is more difficult to obtain a perfect seal on a D shaped seat compared to a circular seat.

  • Dual-Plate Wafer Check Valves - Valve User

    Dual-Plate Wafer Check Valves - Valve User

    Dual-Plate Wafer Check Valves Hi-Flow Valves Limited is pleased to announce the launch of the new Saxon range of API 594 Dual-Plate Wafer Check Valves. Hi-Flow are stocking Low Temperature Carbon Steel (LCC) and 316 Stainless Steel (CF8M) valves, all with 316 Stainless Steel Seats and Trim, and Inconel X-750 springs.

  • Dual Plate Lug Type Check Valve - ASTECH VALVE CO.,LTD.

    Dual Plate Lug Type Check Valve - ASTECH VALVE CO.,LTD.

    ASTECH VALVE CO.,LTD.’s highly trained professional workforce and dedicated engineers are committed to meet customer’s satisfaction.Our Valve, Valves, Wafer Check, Check Valve, Ball Valve and Dual Plate Lug Type Check Valve is widely appreciated by the customers due to their longer functional life, reasonable price and less maintenance.

  • Dual Plate Wafer check valve - Walworth

    Dual Plate Wafer check valve - Walworth

    A Dual Plate Wafer Check Valve is defined as a mechanical device that allows a one directional fluid’s flow. Dual Plate Wafer Check Valves work through a disc with a spring that opens when the fluid flows in regular direction; and, when the fluid returns, the spring closes the disc to avoid the passage of the fluid.

  • Dual Plate Check Valve - YouTube

    Dual Plate Check Valve - YouTube

    Jul 27, 2017 · Dual-plate check valve Welco valve company provides dual plate check valves with spring loaded, can significantly reduce water hammer. This valve is mainly suitable for urban, industrial and high ...

  • DUAL PLATE CHECK VALVES

    DUAL PLATE CHECK VALVES

    Dual Plate Check Valve Range ... Designed and tested to API 594 / API 6D. All bodies and plates certified to BS EN 10204 3.1 as a minimum. Retainerless design as standard. ... Solid Lug wafer design. Clamped between flanges with bolting passing through the body of the valve.

  • DUAL PLATE CHECK VALVES

    DUAL PLATE CHECK VALVES

    Designed and tested to API 594. All bodies and plates certified to BS EN 10204 3.1 as a minimum. Retainerless design as standard. No screwed body plugs - no leakpath to atmosphere - no fugitive emissions. Firetested design. Firetest approved and certified to API 6FA, API 6FD and BS EN ISO 10497.

  • Solid Lug type - PL, PM, dual plate check valves - Velan

    Solid Lug type - PL, PM, dual plate check valves - Velan

    Gate, globe, and check valves. Pressure seal (forged and cast steel) valves. Bolted bonnet high pressure valves (large forged) valves. Cast steel (bolted bonnet) valves. Cast stainless steel corrosion resistant valves. API 602 small forged valves. Bonnetless valves. Dual-plate check valves (Proquip)

  • API 594 Dual Plate Check Valve API 6D AxiaI Flow Check ...

    API 594 Dual Plate Check Valve API 6D AxiaI Flow Check ...

    Design Feature Dual Plate Check Valve. 7. Neway series SBN check valve has a shorter face-to-face dimension and dual plate design, the end connection options include wafer type, lug type and double-flange type, and are available in size from 2" to 60" and in …

  • API 594 Dual Plate Check Valve API 6D AxiaI Flow Check ...

    API 594 Dual Plate Check Valve API 6D AxiaI Flow Check ...

    API 594 Dual Plate Check Valve API 6D AxiaI Flow Check ValveAPI 6D AxiaI Flow Check Valve Cat.no.:E-DAV-2015 ... Retainerless Body Design. (Patent Protected) ... series SBN check valve has a shorter face-to-face dimension and dual plate design, the end connection options include wafer type, lug type and double-flange type, and are available in ...

  • Wafer Body Double Disc Check Valves - Keckley Company

    Wafer Body Double Disc Check Valves - Keckley Company

    Wafer Body Double Disc Check Valves. The design of the tension spring performs a lifting motion on the disc to prevent excessive wear on the “heel” area of the elastomer seat. The independent, dual shaft design allows interchangeability of shafts. The stop shaft stabilizes the discs during high flow rates.

  • Overview of API 594 - Check Valves: Flanged, Lug, Wafer ...

    Overview of API 594 - Check Valves: Flanged, Lug, Wafer ...

    API Std 594, Check Valves: Flanged, Lug, Wafer, and Butt-welding, is a standard developed and published by the American Petroleum Institute (API) that covers the design, materials, face-to-face dimensions, pressure-temperature ratings, and examination, inspection, and testing requirements for Type "A" and Type "B" check valves. The most recent release of this standard was the eighth edition, published in …

  • Velan - Products - Dual-plate check valves (Proquip ...

    Velan - Products - Dual-plate check valves (Proquip ...

    Retainerless dual-plate check valves for a broad range of applications. Retainerless valve body; meaning, no penetration through the body wall. Fire safe design. Self-seating design that reduces dragging along the seat surfaces. Lapped seating surfaces that exceed API 598 seat leakage requirements for …

  • DUAL PLATE CHECK VALVES CARBON AND STAINLESS …

    DUAL PLATE CHECK VALVES CARBON AND STAINLESS …

    API 594 DUAL PLATE CHECK VALVES ASME CLASSES 150 TO 600 CAST CARBON STEEL, STAINLESS STEEL OR ALLOY STEEL WAFER, LUG, OR DOUBLE FLANGED DESIGN FEATURES: Retainerless body Design with no external body penetrations eliminating the possibility of outside leakage. Disc assembly secured in place by high strength key.

  • Dual Plate Wafer Check Valves, API 594, 10 Inch - Dervos

    Dual Plate Wafer Check Valves, API 594, 10 Inch - Dervos

    China Dual Plate Wafer Valves Manufacturer Dervos Supplies Dual Plate Wafer Valves, API 594, 10 Inch (DN250), 150 LB (PN20), CF8, ASME B16.10, API 6D.

  • Wafer Dual Plate Check Valve | Wafer Duo Check Valve ...

    Wafer Dual Plate Check Valve | Wafer Duo Check Valve ...

    The main advantages of dual plate check valves vs swing check valves are: lightweight, short dimensions. Moreover, line shock is reduced or eliminated. Due to the reduced face to face this check valve can be mounted vertically or horizontally thanks to a return spring. Dual check valve can be designed as wafer, lug or flanged type. TYPICAL CONSTRUCTIONS

  • API 594 Dual Plate Check Valve | FC VALTECH

    API 594 Dual Plate Check Valve | FC VALTECH

    FC Valtech retainerless design dual plate check valves are available for a broad range of applications. Size Range: 2" - 60" Pressure Class: ASME 150 - 2500 API Standards: 594, 6D & 6A ASME B16.34. FEATURES Wafer, Lug & Flange Type Retainerless Design Low Checking Pressure Non-Slamming Firesafe by …

  • Dual Plate Wafer Check Valve, 10 Inch, 1500 LB, Lug Type ...

    Dual Plate Wafer Check Valve, 10 Inch, 1500 LB, Lug Type ...

    Valve description: Dual-plate check valve, lug type, retainerless style Design: API 594 Body: ASTM A216 WCB Body seat: Stellite Disc: ASTM A351 CF8M + stellite Spring: INCONEL X750 Nominal size: 10 Inch Nominal class: 1500 LB Connection ends: RTJ flanged ends as per ASME B16.5 Face to face: as per API 594 = 248 MM Test and inspection: API 598

  • DPV® API 594 Dual Plate Wafer Check Valves

    DPV® API 594 Dual Plate Wafer Check Valves

    The above example, namely DPV® Fig. W72, shows an ANSI Class 150 Dual Plate Wafer Check Valve for Installation between ANSI Class 150 Raised Face Flanges. ANSI Class 2500 ANSI Class 300 ANSI Class 600 ANSI Class 900 ANSI Class 1500 Check Valve Design Features Standard Materials of Construction ANSI Class 150 Body Type API 594 DUAL PLATE CHECK ...

  • Goodwin Cover (Page 1) - Valvtronic

    Goodwin Cover (Page 1) - Valvtronic

    The dual plate check valve is tested to API 598 which has a metal to metal seat permitted seal leakage of 3 cc/inch of bore/min. This small but significant amount arises because it is more difficult to obtain a perfect seal on a D shaped seat compared to a circular seat.

  • Dual Plate Check Valve | Hyper Valve

    Dual Plate Check Valve | Hyper Valve

    Hyper Valves is an ISO 9001:2015 certified manufacturer of Dual Plate Check Valve with design features as per API 594 standards. End connection of this valve …

  • Durable Dual Plate Wafer Type Check Valve Manufacturer ...

    Durable Dual Plate Wafer Type Check Valve Manufacturer ...

    TVCCL, TAIWAN VALVE is a professional Dual Plate Wafer Type Check Valve manufacturer from Taiwan. ISO9001 certified one-stop manufacturing check valves since 1998. Valve products including, Dual Plate Wafer Check Valve, Dual Plate Check Valve, Wafer Check Valve, Duo Check Valve, Double Door Check Valve, Non Return Valves, Non Slam Non Return Valves.

  • Duo-Chek® High Performance Non-Slam Check Valves - CRANE ...

    Duo-Chek® High Performance Non-Slam Check Valves - CRANE ...

    Duo-Chek high performance non-slam check valves are the original Mission wafer check valves introduced to the market in the late 50's. They are available in the sizes, pressure classes and configurations you need to meet the most demanding of applications.

  • Dual Plate Wafer Check Valves - Valvesource

    Dual Plate Wafer Check Valves - Valvesource

    Dual Plate Wafer Check Valves. Full range of Wafer Check Valves to API 594. Standard and Retainerless Designs Up to 48” Up to ANSI Class 2500 Flangeless, Lugged and Hubbed designs available Metal and Soft seats Special designs, and other Check valve types on request.

  • Duo-Chek High Performance Check Valves

    Duo-Chek High Performance Check Valves

    valve closed Plate in closed position 140° 55° The innovative dual-plate design of the Duo-Chek employs two spring-loaded plates (disc halves) suspended on a central vertical hinge pin. As flow begins, the plates open in response to a resultant force (F) which acts as the center of the sealed surface area. The

  • API 594 & API 598 Dual Plate Check Valve Manufacturer ...

    API 594 & API 598 Dual Plate Check Valve Manufacturer ...

    Powell offers API 594 Dual Plate Check Valves in ASME classes 150 to 600, made from cast carbon steel, stainless steel or alloy steel wafer, lug, or double flanged. Key design features: Retainerless body design with no external body penetrations eliminating the possibility of outside leakage. Disc assembly secured in place by high strength key.

  • Dual Plate Check Valve

    Dual Plate Check Valve

    Camtech Dual Plate Check Valve is retainerless design with intrinsically fire safe by design. Dual plate design minimize valve cracking pressure and reduces valve pressure drop. Spring loaded plates assist valve closing to ensure tight seal and minimize slamming.

  • Proquip - Velan

    Proquip - Velan

    Dual-plate check valve after cryogenic testing. 1. DESIGN All valves are designed to comply with the requirements of API 594, ASME B16.34, the ASME code, and special customer requirements, as applicable. 2. QUALITY ASSURANCE Every step from procurement through production, welding, assembly, testing, and packaging is in

  • Dual Plate Type Check Valve, Non Return Valve | Makarpura ...

    Dual Plate Type Check Valve, Non Return Valve | Makarpura ...

    Soft Rubber Seated Zero Leakage Dual Plate Type Check Valve Non Return Valve – NRV Single Piece, Heavy Duty Construction Body of Check Valve: Design confirms to as per API 594 / API 6D Standard. Retainerless Dual Plate Check Valve End Connections: Wafer – Flangeless – Sandwich Pattern / Double Flanged End / Full Lug Type Design

  • RITAG: Wafer Type Check Valves

    RITAG: Wafer Type Check Valves

    Proven, a thousand times over. RITAG Type ZRD / DIN and API dual plate check valves The RITAG Type ZRD dual plate check valve is the most universal check valve among the nonreturn valves. It is available in a broad spectrum of nominal diameters and nominal pressures. Thanks to the dual-plates, which create the optimum dynamic flow behaviour,...

  • Velan-Proquip High Performance Check Valves

    Velan-Proquip High Performance Check Valves

    Retainerless Design for Fugitive Emission Control Class 150 – API 10,000 Sizes 2" – 72" (50 – 3600mm) Retainerless Design for Fugitive Emission Control Class 150 – API 10,000 Sizes 2" – 72" (50 – 3600mm) a subsidiary of Velan Inc. Velan-Proquip Inc. is a world class manufacturer of …

  • Dual Plate Wafer Check Valve | TWC Valves

    Dual Plate Wafer Check Valve | TWC Valves

    The Dual Plate Wafer Check Valve plate design and flat seat offer many advantages. The flat seat eliminates any possibility of board snaps in the seat, which snaps occur frequently in other valves. When suspended in a vertical pin, the two plates have a reduced weight which eliminates excessive wear on the plate …

  • DUAL PLATE CHECK VALVES

    DUAL PLATE CHECK VALVES

    Solid Lug wafer design. Clamped between flanges with bolting passing through the body of the valve. Buttweld End design. For direct welding into a piping system. Can be provided with transition and/or pup pieces Type BR Type BFR Type BSR Type BWR Buttweld End design with top bonnet access for inspection purposes. For direct welding into a piping system.

  • DUAL PLATE WAFER CHECK VALVE CATALOG

    DUAL PLATE WAFER CHECK VALVE CATALOG

    The DUAL PLATE WAFER CHECK valve LUG type covers the bolt along the entire length of the body. LUG type valves are supplied in scallop to keep the weight as low as possible, thereby minimizing the cost. LUG type valves are supplied with straight-through bores according to API-594. Note: 1. For more information contact the company.

  • API 594 Retainerless Design Lug Type Wafer Dual Plate ...

    API 594 Retainerless Design Lug Type Wafer Dual Plate ...

    API 594 Dual Plate Wafer Check Valve AEA Dual plate check valve has retainer and retainer-less type design. Dual plate check valves have the advantage of zero leakage toward outside, cost saving. It can be installed in any line orientation, superior seal performance.

  • Dual Plate Check Valves - GH USA Valve Co - Home

    Dual Plate Check Valves - GH USA Valve Co - Home

    The GH USA Dual Plate Check Valves are offered in Wafer and Lug styles in sizes up to 24” and ANSI pressure classes 150 through 2500 lb. We also offer these valves with Retainerless …

  • Dual Plate Check Valve - Solid lug type dual plate swing ...

    Dual Plate Check Valve - Solid lug type dual plate swing ...

    COTECH dual plate check valves are offered as retainerless in wafer, lug, flanged, hub end, butt-weld end and thread end body style. Certificate All product registered by LR’s in accordance with CE/PED.

  • Duo-Chek® High Performance Non-Slam Check Valves - CRANE ...

    Duo-Chek® High Performance Non-Slam Check Valves - CRANE ...

    Duo-Chek - The High Performance Non-Slam Check Valve Duo-Chek high performance non-slam check valves are the original Mission wafer check valves introduced to the market in the late 50's. They are available in the sizes, pressure classes and configurations you need …

  • API STD 594 - Check Valves: Flanged, Lug, Wafer, and Butt ...

    API STD 594 - Check Valves: Flanged, Lug, Wafer, and Butt ...

    - Type "A" check valves are short face-to-face as defined in Table 2 and can be: wafer, lug, or double flanged; double flange as defined in Table 3; single plate or dual plate; gray iron, ductile iron, steel, nickel alloy, or other alloy designed for installation between Classes 125 and 250 gray iron flanges as specified in ASME B16.1, between Classes 150 and 300 ductile iron flanges as specified in ASME B16.42, …

  • Dual Plate Wafer Type Check Valve With Retainerless ...

    Dual Plate Wafer Type Check Valve With Retainerless ...

    Wafer body valves are designed with flangeless bodies with short face-to-face dimensions per API 594. Retainerless duo check Valves are clamped between mating flanges which are connected by bolt and nuts. Retainerless dual-plate check valves. FEATURES. Design features of our Retainerless dual check valve: Do not have any leakage problem on Body.

  • Dual Plate Wafer Check Valves - Orion Valves

    Dual Plate Wafer Check Valves - Orion Valves

    Dual Plate Wafer Check Valves RETAINERLESS DESIGN ACCORDING TO API 594 ... The total absence of through-body drills (retainerless design) avoids any possible accidental leakage from the system. DISC. The disc is in cast or forged steel. ... The pin can be easily removed for valve maintenance. For correct valve functioning it shall be always ...

  • Wafer Body Double Disc Check Valves - Keckley Company

    Wafer Body Double Disc Check Valves - Keckley Company

    Keckley cast iron wafer body double disc check valves have pin retainer holes in the body where plugs are inserted to hold the hinge pin and stop pin in place. Keckley offers a retainerless wafer body design in bronze, carbon steel, stainless steel, and other specially cast alloys.

  • Dual Plate Check Valve

    Dual Plate Check Valve

    Camtech Dual Plate Check Valve is retainerless design with intrinsically fire safe by design. Dual plate design minimize valve cracking pressure and reduces valve pressure drop. Spring loaded plates assist valve closing to ensure tight seal and minimize slamming. These valves are unidirectional valves and restrict flow from opposite direction.

  • Keckley Company | Retainerless Wafer Lug Body Double Disc

    Keckley Company | Retainerless Wafer Lug Body Double Disc

    Retainerless Wafer Lug Body Double Disc Check Valves. The design of the tension spring performs a lifting motion on the disc to prevent excessive wear on the “heel” area of the elastomer seat. The independent, dual shaft design allows interchangeability of shafts. The stop shaft stabilizes the discs during high flow rates.

  • Dual Plate Check Valve | Check Valve Manufacturers | Check ...

    Dual Plate Check Valve | Check Valve Manufacturers | Check ...

    As global Check Valve manufacturers and Check Valve suppliers, GWC'S retainerless design dual plate check valves are available for national and international applications.

  • Dual Plate Lug Wafer Type Check Valve With Retainerless

    Dual Plate Lug Wafer Type Check Valve With Retainerless

    Lug type retainerless type check valve has no screwed body plugs.Dual plate Lug type check valve enables the one-sided lugging of pipes. Dual plate Lug type check valve has protruding lugs in the periphery of a body that provides passage to bolt holes that match with those in the flanges.

  • Api 594 Wafer Check Valve, Api 594 Wafer Check Valve ...

    Api 594 Wafer Check Valve, Api 594 Wafer Check Valve ...

    About 71% of these are valves. A wide variety of api 594 wafer check valve options are available to you, such as casting, forged, and stainless steel. You can also choose from check, gate, and ball. As well as from medium temperature, normal temperature, and high temperature. And whether api 594 wafer check valve is hydraulic, manual, or pneumatic.

  • CHECK VALVES - DKC Co., Ltd.

    CHECK VALVES - DKC Co., Ltd.

    - Face to face dims to API 594 * Threaded lug type also available • JIS 2210 & KS B1511 • EXTENDED BODY - Flange dims to ANSI B16.5 Retainerless Design Seat Disc (Plate) Spring Rubber Lined DKC dual plate check valves are supplied retainerless as standard. Our patented design does not have any threaded

  • Velan-Proquip High Performance Check Valves

    Velan-Proquip High Performance Check Valves

    2 Velan-Proquip Inc. is a world class manufacturer of wafer check valves & line blinds. The company, founded in 1955 and acquired by Velan Inc. in 1997, has a 65,000 sq. ft. plant located in Oakville, Ontario. This facility, certified to ISO 9001, includes in-house manufacturing, engineering and