wafer type dual check valve

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Dual Plate Wafer Type Check Valve

Dual Plate Wafer Check Valve 1) Size 2" 36" 2) Class 150lbs Technical standards 1) Design and manufacture API 6D 2) Facetoface ANSI 3) Flange end ANSI 4) Inspection and test API 598 Main materials 1) Body and disc Ductile iron carbon steel stainless steel 2) Stem Stainless steel 3) Torsion spring Stainless steel 4) Seal surface Bunan rubber stainless steel


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 valve

Find dual plate wafer check valve Manufactures Suppliers Exporters dual plate wafer check valve Factory Wholesalers Traders for sourcing / Wholesale dual plate wafer check valve from Chinese Suppliers directly at cheap price

Check Valves Wafer Swing Check Double Door Bray

Bray check valves also known as nonreturn valves feature a simple yet effective design that prevents the backflow of line media including gases liquids more. Check Valves Filters Clear All Product Type Check Valve Accessory Dual Door Swing Size Select Size Pressure Rating Select Pressure Rating Industry

Wafer Dual Plate Check Valve Wenzhou Topnotch Machine Co. Ltd

TANA Dual Plate Wafer Check Valves are available in sizes up to 60" in Carbon Steel 316 Stainless Steel and Ductile Iron and in Classes 125 150 300 and 600 psi. Available elastomers include Buna N EPDM Viton Metal and 316SS API Trim 10. Valve internal components can be selected to fit your exact application requirements.

DualPlate Wafer Check Valves Face to Face dimensions API Standard

Face to Face Dimensions Dual Plate Wafer Check Valves API Std 594 Class Type A Notes.. Dimensions are in millimeters unless otherwise indicated. The facetoface tolerance shall be as specified in ASME for sizes through NPS 24 and shall be 3 mm for sizes larger than NPS 24.


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 straightthrough bores according to API594. Note 1. For more information contact the company.

dual plate wafer type check valve Alibaba

Wafer Dual Plate Type Check Valve Checkcheck Valves Cast Iron Wafer Spring Assisted Dual Plate Type Check NonReturn Valve / Piece Pieces (Min. Order) CN Tianyi Suns Pipefittings Co. Ltd. 1 YRS Contact Supplier Ad

19 Different Types Of Check Valves Function Applications Linquip

A wafer check valve consists of two halfcircle disks hinged together. The two disks fold together upon the positive flow and retract to a full circle to close against reverse flow. Wafer check valves were designed as a smaller less expensive option from lift and swing check valves. They are designed to fit between a set of flanges.

Api594 Wafer Type Dual Plate Check Valve

The dual Plate Check Valve is an all purpose non return valve that is much stronger lighter in weight and smaller in size compared to a conventional swing check valve or life check valve. The Double Plate Check Valve employs two springloaded plates hinged on a central hinge pin.

4" Dual Plate Wafer Check Valve pdblowers Inc.

Dual Plate Wafer Check Valves have been the preferred choice for decades due to their proven reliability and low pressure drops. All US Valve check valves are tested to API 598 and must meet or exceed all applicable API ANSI and ASTM Standards. Dual Plate Wafer Check Valves offer some impressive advantages over other types of 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 dualplates which create the optimum dynamic flow behaviour this valve design has proven to be an outstanding solution for most process

Dual Plate Wafer Check Valve Archives Valves Only Europe

Dual Plate Wafer Check Valve Body Material Cast Iron Ductile Iron Cast Steel Stainless Steel Aluminium Bronze Disc Ductile Iron Stainless Steel Aluminium Bronze Spring Stainless Steel Stem Stainless Steel Seat EPDM NBR VITON CF8 CF8M Nominal Diameter DN50 to DN900 Nominal Pressure Class 150 to Class 2500 Face to Face Dimension API 594 ASME .

Wafer Type Dual Disc Check Valve

Wafer type dual plate check valve is one type of nonreturn valve with two torsion springs added to each of pair valve plates which close the plates quickly and automatically preventing the mediums from flowing back. Wafer dual plate check valve can be mounted between the two pipes in both horizontal and vertical directions.

Wafer Check Valve API 594 Dual Plate Wafer Check Valves

Wafer check valves are dual plate/disc/door spring loaded featured retainerless design to avoid the possibility of leakage through body. Wafer check valves with retainer plug is available upon request. Wafer check valves are designed to API 594. Dual Plate Wafer Check Valve Retainerless Horizontal/Vertical installation

Wafer Type Check Valve Check Valves Supplier "4Matic"

"4Matic" offers disc check valve (wafer type) especially for chemical Food processing Pharmaceuticals Pulp and Paper Textiles Power generation Refrigeration Air Conditioning etc. The valves are used in Oil lines Processing line Hot and cold water systems steam and condensates Gas lines etc. Size Range 1/2″ to 4″ Screwed

Wafer Type Dual Disc Check Valve

Wafer type dual disc check valve is one type of check valve with small size and light weight. It can be automatically opens and closes the disc depending on the flow of the medium itself to prevent the medium from flowing back. As the face to face of the structure is shorter than other check valves it is suitable for places where there are installation space restrictions. It is composed of

Dual Plate Type Check Valve

CGV Dual plate type check valveSpecifications. Design Standard API 594 API 6D. Face to face standard ANSI API 594 API 6D ANSI B End Connection Wafer Lug Solid Lug double Flanged. Size Range 2 48 (DN50 DN1200) Pressure Rating of Valve 150LB 300LB 600LB 900LB. Body Disc Material ASTM A 126 GR.

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