Flowcen Global

Flowcen Global supplies Dual Plate Check Valves Made in India for industrial projects and exports. Buyers across Gujarat, India, Middle East, Africa, and global markets rely on Flowcen for durable non-return flow control solutions.

Overview
Dual Plate Check Valve, also called Double Door Check Valve, Wafer Type NRV, Twin Plate Check Valve, Non Slam Check Valve, is compact and lightweight, designed with two spring-loaded plates on a hinge pin. It opens automatically with forward flow and shuts quickly under reverse flow, preventing water hammer and protecting pumps and compressors.

Design & Construction
Available in Wafer Type, Lug Type, Flanged Type, Short Pattern, Long Pattern, High Pressure, Low Pressure, Cryogenic, High Temperature, Lined Body, Soft Seated, Metal Seated. Suitable for both horizontal and vertical pipelines in critical plants.

Materials
Body: Cast Iron, Ductile Iron, WCB, WC6, WC9, LCB, LCC, Stainless Steel SS304, SS316, SS316L, SS904L, Duplex, Super Duplex, Alloy Steel, Bronze, Nickel Alloys, Hastelloy, Inconel, Monel.
Disc: Stainless Steel, Duplex, Inconel, Super Duplex.
Seat: Metal Seat, EPDM, NBR, Viton, PTFE.
Springs: Stainless Steel grades.

Standards & Compliance
Design: API 594, API 6D, ASME B16.34, EN 593, BS 1868, AWWA C508, MSS SP-67.
Face-to-Face: EN 558, API 594, ISO 5752.
Testing: API 598, EN 12266-1, ISO 5208.

Pressure & Sizes
From DN50 (2”) to DN1800 (72”).
Ratings PN6 to PN40, ASME Class 150 to 2500.

Connections
Wafer type to EN1092, ANSI B16.5, BS4504, JIS, Lug Type, Double Flanged Raised Face, Ring Joint.

Coating & Finishing
Fusion Bonded Epoxy, Epoxy Paint, Galvanised, PU Coating, and Anti-Corrosion systems for seawater and potable water service.

Testing & Inspection
Every valve undergoes Hydrostatic Shell & Seat Test, Leakage Test, NDT, Ultrasonic, Dimensional checks. Third Party Inspection (TPI) and Factory Acceptance Test (FAT) available.

Certifications
ISO 9001, IBR for Indian boiler projects, PED for EU exports, ATEX available on demand.

Applications & Benefits
Ensures safe backflow prevention, reduces water hammer, protects pumps and piping systems. Widely used in Oil & Gas, Petrochemical, Chemical Plants, Power Generation, Water Treatment, Desalination, Firefighting, Marine, Steel Plants, Mining, Cement, Fertiliser, HVAC, Shipbuilding.

Flowcen Advantage
Made in India with CNC machining, OEM supply options, assured quality, project documentation, and reliable after sales support.

Brand Compatibility
Interchangeable with Audco, L&T, Kirloskar, Leader, BDK, Forbes Marshall, KSB, Neco, Nirmal, Crane, Velan, Spirax, Keystone, Bray, Tomoe, Walworth, Bonney Forge, JC, Cameron, Dresser, Kitz, Powell, Vogt, Valvitalia. Also widely searched as equivalents to Audco Dual Plate Check Valve, L&T Dual Plate Check Valve, Kirloskar Dual Plate Check Valve, Leader Dual Plate Check Valve, BDK Dual Plate Check Valve, Forbes Marshall Dual Plate Check Valve, KSB Dual Plate Check Valve, Neco Dual Plate Check Valve, Nirmal Dual Plate Check Valve.

dual plate check valve manufacturer india, double door check valve supplier, wafer type non return valve exporter, twin plate check valve non slam india, lug type dual plate check valve, flanged dual plate check valve, cast iron wafer check valve, stainless steel dual plate check valve, duplex steel dual plate check valve, super duplex dual plate check valve, high pressure dual plate check valve, cryogenic check valve manufacturer india

Dual Plate Check Valve by Flowcen Global Made in India

Flowcen Global supplies Dual Plate Check Valves made from Cast Iron, engineered for reliable backflow prevention in various industrial applications. Designed as wafer type for compact installation between flanges, these valves feature spring-loaded dual plates that open with forward flow and close swiftly to avoid reverse flow and leakage. Sizes available from DN15 to DN600 (½ inch to 24 inch) with pressure ratings PN10 to PN40, ANSI 150 to 300, suitable for water, HVAC, chemical, and general industrial systems. End connections include wafer, lug, threaded, and flanged options meeting ANSI, DIN, JIS standards.

Materials:
Body: Cast Iron (CI), Ductile Iron (DI), Carbon Steel (CS ASTM A216 WCB), Stainless Steel SS304, SS316, SS316L, Duplex Stainless Steel (SS2205), Super Duplex (SS2507), Bronze (ASTM B62), Alloy Steel (Inconel 625, Monel 400)
Disc/Plate: Cast Iron, Stainless Steel SS304, SS316, SS316L, Duplex SS, Alloy Steel, Bronze
Seat: NBR, EPDM, PTFE, Metal-to-Metal (Cast Iron to Cast Iron), Stainless Steel (SS316/SS316L), Monel, Inconel depending on application
Spring: Stainless Steel SS304, SS316, Inconel alloys

Construction uses durable cast iron bodies with corrosion-resistant epoxy coating or zinc plating to extend valve life. Manufacturing follows strict quality standards including API 594, ASME B16.34, ISO 9001, and IBR certification. Valves undergo rigorous pressure and leak testing to ensure performance and safety.

Industries served include water treatment, HVAC, chemical processing, power plants, and general industry. Flowcen’s in-house foundry and expert machining ensure high-quality cast iron valves tailored for project requirements with timely delivery. Compatible with Indian and global brands such as Kirloskar, Larsen & Toubro (L&T), Audco, Velan, Nibco, Kitz, Swagelok, Crane, Apollo, and Fisher.

Common alternate names used in India, Europe, and America:
Dual Plate Check Valve, Double Flap Check Valve, Wafer Check Valve, Spring Loaded Check Valve, Swing Check Valve, Double Disc Check Valve, Double Door Check Valve, Dual Flap Check Valve.

Sizes DN15-DN600 pressure PN10-PN40 ANSI150-300 cast iron body wafer lug flanged end connections designed per API 594 ASME B16.34 ISO 9001 IBR standards. Coatings epoxy zinc plating tested for pressure and leak tightness. Applications water HVAC chemical power plant industrial sectors. Exported to Gulf countries, Africa, Southeast Asia, Europe, and Americas. Made in India by Flowcen Global.

We supply across Gujarat, India and global export hubs with full after-sales technical support.

dual plate check valve cast iron wafer check valve spring loaded check valve swing check valve industrial check valve water treatment valve HVAC valve chemical valve power plant valve valve manufacturer India made in India flow control valve project valve suppliers India

dual plate check valve suppliers Ahmedabad, buy cast iron wafer check valve Mumbai, industrial dual plate check valve for sale Bangalore, cast iron spring loaded check valve price Chennai, wafer type check valve manufacturers Pune, dual plate check valve exporters Surat, purchase industrial check valves Hyderabad, cast iron swing check valve suppliers Kolkata, project valve procurement dual plate check valve Delhi, stainless steel dual plate check valve buyers Gurgaon, chemical industry check valve suppliers Vadodara, water treatment check valve suppliers Noida, HVAC check valve dealers Jaipur, power plant check valve purchase Lucknow, wafer check valve distributors Nagpur, cast iron check valve for pipeline projects Faridabad, dual flap check valve supplier Coimbatore, flow control valve buyers Ludhiana, industrial valve suppliers for project Nashik 

Flowcen Dual Plate Check Valves, made in India, compact wafer type NRV, prevent reverse flow, low-pressure drop, ideal for pipelines, pumps, firefighting, HVAC, ETP, STP, WTP, oil & gas, steam, marine, chemical, power, water, irrigation systems.

Sizes from 2” to 24”, larger on request, body CI, SGI, WCB, CF8, CF8M, CF3, CF3M, DSS, SDSS, AB2. Disc WCB, SS304, SS316, bronze, shaft SS410, 304, 316, monel. Seat EPDM, Nitrile, PTFE, Viton, metal seated.

Pressure ratings PN6, PN10, PN16, PN25, PN40, ANSI 125#, 150#, 300#, JIS 10K, 20K, BS10 Table D/E/F.
End connections wafer type, lug type, flanged ends drilled to DIN, ANSI, JIS, IS standards.

Alternate names: dual disc check valve, wafer nrv, double door valve, spring loaded nrv, twin plate valve, double flap check valve, split disc valve, double plate nrv, backflow preventer valve.

Flowcen dual plate check valves follow API 594, BS, DIN, IS std, suitable for horizontal & vertical lines, used in water, slurry, process, compressed air, oil, gas, steam, DM, seawater, acid handling.

Known brands we replace: L&T, Audco, Kirloskar, KSB, Leader, Sant, GGC, Hawa, Hyper, Techno, Zoloto, Spirax, BHEL, Crane, Valtek, TTV, Tomoe, NVR, Parker, Velan, BDK.

Industries: fire fighting, utilities, STP, WTP, power plants, marine, pharma, food, chemical, refineries, oil rigs, construction, EPC, OEM, tender jobs.

We supply across Gujarat – Ahmedabad, Surat, Vadodara, Rajkot, Maharashtra – Mumbai, Pune, Thane, Chennai, Bengaluru, Delhi NCR, Hyderabad, Kolkata, and export to UAE, Saudi, Qatar, Oman, Kuwait, Sri Lanka, Bangladesh, Africa, Southeast Asia.

OEM/ODM with client brand available, valves in ready stock, fast delivery, factory-tested with MTC. Flowcen is a trusted Indian manufacturer with global reach.

 dual plate check valve manufacturers in ahmedabad, mumbai, pune, delhi, chennai, hyderabad, kolkata, bangalore, vadodara, rajkot, surat, indore, jaipur, bhopal, coimbatore, kochi, guwahati, visakhapatnam, jalandhar, noida, ludhiana, nashik, faridabad, navi mumbai, flowcen wafer nrv valve supplier gujarat, maharashtra, tamil nadu, telangana, kerala, west bengal, punjab, haryana, rajasthan, karnataka, up, odisha, backflow preventer valve for stp etp wtp, ci dual disc valve dealer india, ss316 wafer type check valve exporters, cs double door check valve stockist, pn16 twin plate nrv traders, ansi 150# wafer nrv india distributors, cf8m dual plate valve supplier, ductile iron double disc valve manufacturer, flanged end non return valve supplier for fire fighting, sant type nrv alternative, l&t check valve equivalent, leader valve replacement supplier, epdm ptfe seated wafer valve stock, chemical line check valve, oil gas refinery nrv supplier, pharma process line valve, made in india dual plate valve exporters, flowcen valves gujarat manufacturer, wafer check valve exporters from india to dubai, uae, saudi arabia, oman, qatar, kuwait, bahrain, iraq, jordan, egypt, turkey, nigeria, kenya, ghana, tanzania, uganda, ethiopia, south africa, zambia, angola, flowcen global dual plate valve supplier africa, industrial valve traders middle east, fire line nrv supplier africa, stainless steel wafer check valve for oilfield, water line dual disc valve suppliers gulf, flowcen check valve for epc contractors, big valve traders and distributors africa and middle east, stp plant non return valve, marine and offshore check valve buyers africa

Dual-Plate Check Valves with hub end connections are designed for offshore, subsea, and high-pressure applications, offering reliable non-return flow control with a secure, weld-free connection. These valves are commonly used in systems where clamped hub connections (such as Grayloc®, Techlok®, or other proprietary hub designs) are preferred over traditional flanged or butt weld ends.

✅ Dual-Plate Swing Design: Two spring-loaded plates ensure quick closure, minimizing water hammer and pressure surges.
✅ Hub End Connection: Designed for compatibility with clamped hub connectors, ensuring leak-proof, high-integrity connections in critical applications.
✅ Compact & Lightweight: Smaller and lighter than conventional swing check valves, reducing pipeline load.
✅ High-Pressure & High-Temperature Capability: Suitable for API 6A, API 6D, ASME B16.34, and other industry standards.
✅ Corrosion-Resistant Materials: Available in carbon steel, stainless steel, duplex steel, Inconel®, Monel®, Hastelloy®, and other alloys.
✅ Bidirectional Sealing: Ensures effective sealing in demanding operating conditions.

🔹 Forward Flow: The plates open when fluid flows in the intended direction.
🔹 Backflow Prevention: If reverse flow occurs, the plates close automatically due to the spring-loaded mechanism, preventing fluid reversal.
🔹 Minimized Pressure Drop: The streamlined design reduces turbulence and energy loss.

Dual Plate Check Valves (also known as dual-disc or wafer check valves) are non-return valves designed to prevent backflow in pipelines while minimizing pressure drop. The butt weld end type ensures a secure, leak-free, and high-strength connection, making them ideal for high-pressure and high-temperature applications.

✅ Dual-Plate Design: Two spring-loaded plates ensure quick closure, reducing water hammer and pressure surges.
✅ Butt Weld End Connection: Provides strong, permanent connections, minimizing leakage risks in high-pressure environments.
✅ Compact & Lightweight: Less space required compared to traditional swing check valves.
✅ Low Pressure Drop: Streamlined flow path minimizes energy loss.
✅ Corrosion-Resistant Construction: Available in stainless steel (SS 304/SS 316), carbon steel, duplex steel, alloy steel, and exotic alloys.
✅ API & ASME Standards Compliance: Designed as per API 594, API 6D, ASME B16.34, and BS EN 593 for industrial reliability.

Dual Plate Check Valves (Solid Lug Type) are non-return valves designed to prevent backflow in pipelines while ensuring a secure, bolted connection. The solid lug design provides added strength, making it ideal for high-pressure applications where precise alignment and easy maintenance are required.

✅ Dual-Plate Swing Design: Two spring-loaded plates ensure quick closure, minimizing water hammer and pressure surges.
✅ Solid Lug Body: Designed for easy installation with full bolt-through connections, providing a secure and leak-proof fit.
✅ Compact & Lightweight: Smaller and lighter than traditional swing check valves, reducing pipeline load and installation space.
✅ Corrosion-Resistant Construction: Available in carbon steel, stainless steel (SS 304/SS 316), duplex steel, Inconel®, Monel®, and other alloys.
✅ Fire-Safe & Fugitive Emission Compliance: Meets API 594, API 6D, ASME B16.34, and BS EN 593 industry standards.
✅ Low Pressure Drop: The streamlined internal design ensures efficient fluid flow with minimal energy loss.
✅ End Connections: Compatible with ANSI, DIN, JIS, and other international flange standards.

Dual Plate Check Valves (Wafer Type) are compact, lightweight, and highly efficient non-return valves designed to prevent backflow in pipelines. The wafer-type design allows for easy installation between flanges, making them ideal for applications where space and weight are critical concerns.
Key Features:
✅ Dual-Plate Swing Design: Two spring-loaded plates ensure quick closure, reducing water hammer and pressure surges.
✅ Wafer-Type Body: Compact design for easy flange mounting between standard pipe flanges, reducing installation space.
✅ Low Pressure Drop: The streamlined flow path minimizes energy loss and turbulence.
✅ Corrosion-Resistant Construction: Available in carbon steel, stainless steel (SS 304/SS 316), duplex steel, Inconel®, Monel®, Hastelloy®, and other alloys.
✅ Various End Connections: Compatible with ANSI, DIN, JIS, and other flange standards.
✅ API & ASME Compliance: Meets API 594, API 6D, ASME B16.34, and BS EN 593 for industrial reliability.
Working Principle of Dual Plate Wafer Check Valves:
🔹 Normal Flow: Plates open automatically when fluid moves in the forward direction.
🔹 Backflow Prevention: If reverse flow occurs, the plates close immediately, preventing backflow.
🔹 Spring-Loaded Mechanism: Ensures fast and reliable closure, reducing slamming effects.

Flowcen Wafer Type Check Valve ensures reliable backflow prevention with a compact, lightweight body, ideal for pipeline systems requiring space efficiency and durability. Made in India with premium materials like WCB, CF8, CF8M, Duplex, Super Duplex, Alloy 20, Monel, and Hastelloy, it delivers long life and consistent performance in harsh industrial environments. Offered in single disc, dual plate, and spring-loaded types, it meets API 594, ASME B16.34, BS 1868, and DIN EN 12334 standards, ensuring suitability for Indian and global projects.

Key Features & Advantages:

• Thin, lightweight design fits between flanges.

• Low-pressure drop and fast shut-off with swing or spring disc.

• Works in horizontal and vertical flow.

• Fire-safe, anti-leak, corrosion-resistant options.

• Sizes from 25mm (1") to 1200mm (48") with PN10–PN40, ANSI 150/300/600.

Construction & Materials:

• Body: WCB, CF8, CF8M, SS304, SS316, DSS, SDSS, Alloy Steel, Bronze.

• Disc: SS304/316, Duplex, Monel, Inconel, custom alloys.

• Seat: Metal-to-metal, EPDM, Nitrile, Viton, PTFE.

• Coatings: FBE, HVOF, Zinc Plating, marine and chemical coatings.

Design & Standards:
Made as per API 594, API 598 (testing), BS EN 593, ASME B16.10, ISO 9001:2015. Matches ASME B16.5, EN 1092, JIS, IS flanges.

Applications & Industries:
Used in water treatment, chemical plants, oil & gas, HVAC, pharma, sugar mills, fertilizers, paper, power, marine pipelines. Preferred by EPCs, OEMs, and project buyers.

Flowcen Advantage:
Flowcen valves are Made in India with international-grade design, competitive prices, and quick lead times. We supply across Gujarat, Maharashtra, Tamil Nadu, Delhi, and export to the Middle East, Africa, Europe, and Asia.

Brands & Alternate Names:
Compatible with Audco, L&T, Kirloskar, Spirax, Leader, Forbes, KSB, Velan, Crane, Tyco, KITZ, Powell. Also called Wafer NRV, Dual Plate NRV, Non Return Valve Wafer, Swing Disc NRV, API Wafer NRV, Slimline NRV.

Supply & Dispatch:
Stock available in popular sizes/materials. Custom orders with fast lead times. Export-ready wooden box packing with fumigation.

After-Sales:
Technical support and installation assistance for smooth project completion.

wafer type check valve, dual plate check valve, single disc wafer NRV, swing check valve, spring loaded non return valve, wafer NRV API 594, Flowcen wafer check valve manufacturer India, wafer check valve suppliers Gujarat, wafer non return valve stainless steel, alloy 20 wafer NRV, monel wafer check valve, inconel wafer check valve, duplex wafer check valve, non return valve wafer type 150 class, PN16 wafer check valve, PN25 wafer check valve, wafer check valve 1 inch to 48 inch, wafer NRV cast steel, wafer NRV forged steel, wafer type NRV CF8 CF8M, wafer NRV price India, wafer NRV for petrochemical plants, wafer NRV for HVAC systems, wafer NRV for water treatment, wafer NRV for oil gas pipelines, wafer check valve export Middle East Africa Europe Asia, wafer check valve for marine application, wafer check valve with PTFE seat, dual plate NRV project supply, wafer NRV manufacturer Gujarat, wafer NRV suppliers Maharashtra, wafer type non return valve for water oil gas, wafer NRV for chemical plants, Flowcen wafer NRV made in India, wafer check valve for EPC contractors, wafer NRV stockist India, wafer check valve traders Delhi, wafer NRV for refinery projects, wafer NRV PN10 PN16 PN25, wafer check valve heavy duty, wafer NRV IS standard, wafer NRV ANSI class 150, wafer NRV class 300, wafer NRV class 600, wafer NRV OEM supply, wafer NRV for export order, wafer check valve with FBE coating 

Flowcen Global supplies a full range of dual plate check valves built for efficient non-return flow control in water, oil and gas, chemical, power, marine, refinery, process and infrastructure applications. Compact design suits pipelines, pump discharge lines, desalination, offshore, EPC and plant installations across India, GCC (Saudi Arabia, UAE, Oman, Qatar, Bahrain, Kuwait), Egypt, South Africa, Nigeria, Kenya, USA and Europe. Made in India under stringent quality systems with global acceptance.

Size range: 2" to 72". Designs: Wafer, Lug, Flanged. Type: Double door, spring-loaded, quick closing for reduced water hammer. Pressure class: PN10 to PN250, Class 150 to 2500.
Body materials: WCB, WC6, CF8, CF8M, SS304, SS316, SS316L, Alloy Steel, Duplex, Super Duplex, fabricated or cast.
Seat options: Metal to Metal, Soft Seat (Nitrile, EPDM, Viton, PTFE) depending on service.
End connections: Wafer to ASME B16.5 / B16.47, Lug type, Flanged RF / RTJ, Butt Weld.
Design & standards: API 594, API 6D, BS 1868, ASME B16.34, EN standards, IBR, ISO 9001.
Testing: 100% hydrostatic & pneumatic as per API 598 / EN 12266, ensuring tight shut-off and performance.
Coatings: Epoxy paint, zinc primer, FBE, powder coating as per service requirement.

Applications cover power stations, water transmission lines, desalination, refinery pipelines, chemical process plants, marine systems, municipal water networks, steel and fertilizer industries. These valves match and integrate with brands such as Audco, L&T, BHEL, Leader, Kirloskar, Forbes Marshall, KSB, Crane, Velan, Walworth, Powell, Neway, Neles, AVK, Emerson for interchangeability in project installations.

Flowcen provides GA drawings, QA/QC reports, IBR certificates, customization and after sales support. Supply areas include Gujarat, Maharashtra, Delhi, Chennai, Hyderabad, Bengaluru, Kolkata, Mumbai, Jamnagar, Dahej, Hazira, Kakinada, Mundra and major export hubs across the Middle East, Africa, USA and Europe.

Alternate and common search terms: Dual Plate Check Valve, Wafer Check Valve, Non Return Valve, Double Door Check Valve, API 594 Check Valve, Lug Type Check Valve, Flanged Dual Plate Check Valve, SS316 Dual Plate Valve, WCB Wafer NRV, High Pressure Double Door Valve, Soft Seated Dual Plate Check Valve, Metal Seated Wafer Check Valve, Industrial Non Return Valve.

Flowcen also manufactures Gate, Globe, Ball, Butterfly, Plug, Diaphragm, Knife Gate, Control Valves, Strainers and Filters to meet complete project procurement needs.

flowcen dual plate check valve manufacturer supplier india, double door wafer check valve exporter gcc saudi uae qatar oman bahrain kuwait egypt africa usa europe, wcb ss316 cf8m fabricated forged api 594 api 6d wafer lug flanged dual plate nrv with metal and soft seat for water oil gas chemical power refinery pipeline projects, high pressure pn40 pn100 class 600 check valve supplier gujarat maharashtra delhi chennai bengaluru hyderabad mumbai jamnagar dahej hazira mundra kakinada, heavy duty non return valve manufacturer for desalination process steel fertilizer marine and infrastructure, compatible with audco l&t bhel ksb crane velan powell walworth neway neles avk emerson, flowcen project valve manufacturer and exporter made in india,flowcen dual plate check valve supplier india, wafer type double door nrv manufacturer gujarat, flanged dual plate check valve exporter saudi arabia uae qatar oman bahrain kuwait egypt africa usa europe, stainless steel ss304 ss316 cf8 cf8m wcb dual plate wafer check valves, industrial high pressure pn16 pn40 pn100 class 150 class 600 class 900 check valves for water oil gas chemical refinery power desalination pipeline projects, soft seat viton epdm ptfe metal seat double door check valves, wafer lug flanged butt weld end dual plate nrv, api 594 api 6d asme b16.34 bs 1868 designed check valve manufacturer for epc and turnkey projects

Nickel Aluminium Bronze Dual Disc Check Valve 2IN to 60IN Class150

FLOWCEN GLOBAL Dual Plate Check Valve 36IN 150LB ASTM B148 C95800 engineered to API 594 for desalination marine and offshore cooling systems.
FLOWCEN GLOBAL Nickel Aluminium Bronze Dual Disc Check Valve 2IN to 60IN Class150 designed for seawater intake condenser discharge and fire water networks.
FLOWCEN GLOBAL Large Diameter Wafer Check Valve DN50 to DN1500 for EPC export projects and coastal infrastructure authorities.

PRODUCT CONFIGURATION
Type Dual Plate Check Valve
Design Wafer Type Dual Disc Spring Assisted Non Slam
Size Range 2IN to 60IN DN50 to DN1500 50MM to 1500MM
Pressure Rating Class150 150LB
Body Material ASTM B148 C95800 Nickel Aluminium Bronze
Disc Options C95800 Duplex Super Duplex
Seat Metal to Metal Resilient PTFE option
Spring Inconel SS316
Face to Face API 594
Flange Compatibility ASME B16.5 Class150
Testing API 598 API 6D

ENGINEERING AND CONSTRUCTION
Compact wafer construction reducing face to face dimension and structural pipeline load.
Dual torsion spring loaded discs enabling rapid closure and controlled reverse velocity.
Non slam hydraulic response minimizing surge pressure and water hammer in long transmission headers.
Nickel Aluminium Bronze casting resistant to chloride pitting cavitation erosion and marine biofouling.
Streamlined disc geometry delivering stable Cv values and reduced head loss in DN900 36IN pipelines.
Retainerless body configuration available for offshore fire water duty.
Heavy hinge pin assembly designed for continuous cyclic operation.

APPLICATION FOCUS
Desalination plant seawater RO intake
Offshore platform cooling circuits
LNG terminal marine utilities
Thermal and nuclear condenser systems
Coastal bulk water transmission authorities
Refinery marine jetty pipeline networks

QUALITY AND PROJECT SUPPORT
Hydrostatic shell and seat leakage testing as per API 598.
Material certification EN10204 3.1 with PMI verification.
Optional third party inspection NDT and documentation package.
GA drawings torque calculation and actuator compatibility support.
Manufactured in India under ISO controlled machining and casting systems for international export supply.

TECHNICAL SUMMARY
Size Range 2IN to 60IN
Rating Class150 150LB
Body ASTM B148 C95800
Ends Wafer Type
Design API594
Testing API598

GLOBAL EXPORT PROJECT COVERAGE
Supplied for projects in Houston Abu Dhabi Doha Singapore Kuala Lumpur Melbourne Hamburg Marseille Jeddah Dammam Vancouver and Rio de Janeiro serving oil gas water power and marine EPC contractors.

Dual Plate Check Valve 36IN 150LB Export Supplier USA, ASTM B148 C95800 Marine Check Valve Manufacturer Middle East, API594 Wafer Check Valve for EPC Project Abu Dhabi, 900MM Nickel Aluminium Bronze Check Valve Supplier Australia, Large Diameter Seawater Check Valve Europe Germany France Italy Spain, Flowcen Global International Marine Valve Manufacturer, Velan Bray KSB AVK L and T Valves Neway Equivalent Dual Disc Check Valve, USA Canada Mexico Brazil Chile Argentina, UAE Saudi Qatar Oman Kuwait Bahrain, Singapore Malaysia Indonesia Thailand Vietnam Philippines, Australia New Zealand, Germany France Italy Spain Norway Sweden Netherlands Belgium UK Ireland, Egypt Nigeria Kenya South Africa Ghana

Dual Plate Check Valve from Flowcen Global is engineered for dependable backflow protection in industrial pipeline systems. The spring assisted dual disc mechanism delivers fast closure, low pressure drop and stable performance in water, oil, gas, steam and chemical services.

Product Type
Dual Plate Check Valve

Construction Style
Wafer Type
Lug Type
Double Flanged Type

Size Range
DN50 to DN1200

Pressure Rating
PN10 PN16 PN25 PN40
ASME Class150 Class300

Body Materials
Carbon Steel
Low Temperature Carbon Steel
Stainless Steel CF8 CF8M
Duplex Stainless Steel
Super Duplex Stainless Steel

Design and Construction
Compact body design fits between flanges, reducing weight and space requirements. Two semicircular plates operate on a hinge system supported by torsion springs to ensure rapid and balanced closing. Precision machined seating faces provide reliable shutoff while minimizing wear. Internal stop arrangement controls disc travel and enhances service life. Suitable for horizontal installation and vertical upward flow lines.

Sealing and Trim Options
Metal seated hardfaced disc for high temperature duty
Soft seated EPDM NBR Viton PTFE for tight shutoff
Stainless steel hinge pin and spring assembly
Corrosion resistant duplex trim options

End Connections
Wafer
Lug
RF Flanged

Applicable Standards
API 594
API 6D
ASME B16.34
EN 558

Testing
API 598 hydrostatic and seat leakage testing

Application Areas
Pump discharge lines
Cooling water circulation systems
Refinery and petrochemical utilities
Power plant auxiliary pipelines
Desalination and water transmission systems
Fire water and industrial service networks

Technical Specification Summary
Size Range | DN50-DN1200
Pressure Class | PN10-40 Class150-300
Materials | CS SS Duplex Super Duplex
Ends | Wafer Lug Flanged
Standards | API594 API6D ASME B16.34
Testing | API598

Also known internationally as Dual Disc Check Valve, Double Door Check Valve and Wafer Type Non Return Valve. Designed to suit EPC project requirements, utility networks and industrial process plants requiring compact and reliable non return protection.

dual plate check valve manufacturer india, wafer dual disc check valve supplier uae, lug type dual plate valve saudi arabia, api 594 dual disc check valve europe epc, stainless steel dual plate check valve africa project, non slam wafer check valve power plant pipeline, duplex dual plate check valve desalination plant, compact wafer nrv industrial pump discharge, class300 dual plate check valve supplier, flowserve type dual plate check valve equivalent, velan dual disc check valve pattern, ksb wafer check valve replacement, l&t dual plate check valve equivalent, neway wafer check valve supplier, omb dual disc check valve manufacturer, audco dual plate check valve, microfinish dual disc check valve, oswal wafer check valve, leader valve dual plate check valve, aria armaturen check valve, perar check valve, kitz dual plate check valve, petrovalves dual plate check valve, jc valves check valve spain, dhv industries check valve europe demand middle east europe africa india saudi arabia uae qatar oman kuwait germany italy france spain netherlands poland norway egypt south africa nigeria kenya morocco algeria power plant refinery desalination epc pipeline projects

Flowcen Global API 594 dual plate check valves are engineered for non-return protection in transmission pipelines, refinery units, and power plant process lines. Dual spring-loaded plates deliver rapid closing response, reducing water hammer and reverse flow shock. Compact wafer and lug body patterns allow weight savings and easy installation between flanges while maintaining high structural strength for ASME pressure classes.

Valve Design
Dual plate wafer or lug type non-return valve with spring-assisted closing

Size Range
2 inch to 48 inch

Pressure Class
ASME Class 150 to 1500

Body Materials
Carbon steel WCB LCB, alloy steel WC6 WC9, stainless steel CF8 CF8M CF3 CF3M, duplex and super duplex grades

Plate and Seat Materials
Stainless steel plates with PTFE, NBR, Viton, metal seated, or Stellite hardfaced seating options

End Connections
Wafer type, lug type, double flanged

Design Standards
API 594, API 6D face to face, ASME B16.34

Testing & Compliance
API 598 pressure testing, fire safe design on request, NACE MR0175 sour service, low emission shaft sealing

Temperature Range
-46°C to +400°C depending on seat material

Construction Features
Short face-to-face dimension, torsion spring-assisted disc closure, resilient or metal seat options, anti-blowout shaft design, low pressure drop flow profile

Optional Testing & Certification
PMI, RT, UT, EN 10204 3.1 / 3.2

Coating Options
Epoxy, fusion bonded epoxy, offshore coating systems

Applications
Oil and gas pipelines, LNG facilities, refinery units, petrochemical plants, offshore platforms, cooling water systems, power generation stations

Technical Snapshot
Size 2in–48in | Class 150–1500 | Carbon Alloy Stainless Duplex | Wafer Lug | API594 ASME B16.34 | API598 NACE

Global Project Supply Footprint
Installed in refinery upgrades in Mathura and Numaligarh, gas processing plants in Fujairah and Salalah, LNG infrastructure in Brunei, petrochemical complexes in Map Ta Phut, power projects in Kaohsiung, terminal facilities in Bilbao, and offshore developments along West Africa. Active supply across United Arab Emirates, Saudi Arabia, Qatar, Oman, Kuwait, Egypt, Algeria, Nigeria, India, Thailand, Vietnam, Taiwan, Japan, South Korea, Spain, Portugal, Romania, Brazil, Colombia, and United States, with major trade hubs including Dubai, Singapore, Bilbao, Houston, and Chennai.

API 594 dual plate check valve manufacturer India, wafer type non return valve exporter UAE Saudi Arabia Qatar Oman Kuwait, lug type dual disc check valve supplier Africa Asia Europe, high pressure API 594 check valve for oil gas LNG power plant projects worldwide,dual plate check valve manufacturer, dual plate wafer check valve supplier, dual plate lug check valve exporter, dual plate non return valve, dual plate NRV valve, dual plate dual disc check valve, dual plate spring loaded check valve, dual plate wafer non return valve, dual plate lug type check valve, dual plate pipeline check valve, dual plate backflow preventer valve, dual plate short face check valve, dual plate compact check valve, dual plate low pressure drop valve, dual plate high pressure check valve, dual plate metal seated check valve, dual plate resilient seated check valve, dual plate stainless steel check valve, dual plate duplex check valve, dual plate super duplex check valve, dual plate refinery check valve, dual plate LNG service check valve, dual plate offshore check valve, dual plate petrochemical check valve, dual plate cooling water check valve, dual plate seawater check valve, dual plate gas pipeline check valve, dual plate oil pipeline check valve, dual plate pump discharge check valve 

About Flowcen Global
Flowcen Global is a Made in India manufacturer of industrial valves and filters for OEM supply, EPC projects and industrial buyers. Trusted across oil & gas, refinery, petrochemical, power, steel, cement, fertiliser, chemical, pharma, water treatment, mining, defence and government sectors in India and export markets.

Product Overview
The Cast Steel Gate, Globe and Check Valves are designed for isolation, throttling and non-return service. Gate valves supplied as bolted bonnet, pressure seal, flexible wedge, solid wedge, parallel slide. Globe valves in straight, angle, Y-pattern, pressure seal, bellows seal, cryogenic, stop check, needle type. Check valves available as swing, piston, tilting disc, dual plate, non slam. Operation by handwheel, gear, pneumatic or electric actuator.

Key Features & Advantages
Robust body design, precise shutoff, long service life, high pressure and temperature suitability, fire safe, cryogenic and HF acid resistant variants.

Materials & Construction
Cast steel grades WCB, WC6, WC9, LCB, C12A, CF8, CF8M. Trim in SS304, SS316, Monel, Inconel, Stellite. Forged A105, LF2 for small sizes.

Design Standards & Ratings
API 600, API 602, API 603, API 623, ASME B16.34, BS 1414, BS 1873, API 594, API 6D, DIN, ISO, IBR. Sizes ½” to 60”, pressure Class 150–2500, PN 10–420.

End Connections
Flanged RF/RTJ, butt weld, socket weld, threaded.

Testing & Certifications
Hydrostatic and pneumatic tested, NDT, MTC, ISO 9001 QMS, IBR approved.

Applications & Industries
Installed in NTPC power plants, IOCL BPCL HPCL refineries, SAIL Bhilai Steel Plant, NMDC, SECL, ACC Ultratech Ambuja cement, municipal water boards, desalination plants, fertiliser and chemical units.

Compatibility & Brands
Interchangeable with leading Indian and international valve designs in the same standards.

Export & Service Regions
Supplying across Gujarat, Maharashtra, Chhattisgarh, Tamil Nadu, Karnataka, Delhi NCR, exporting to Middle East, Africa, Southeast Asia and Europe.

Flowcen Advantage
Made in India manufacturing, strict QC, faster delivery, OEM branding, after-sales support and spares.

Tags (hidden JC product types without name):
API 600 Cast Steel Gate Valve
API 602 Forged Steel Gate Valve
Pressure Seal Gate Valve
Knife Gate Valve
Flexible Wedge Gate Valve
Solid Wedge Gate Valve
Parallel Slide Gate Valve
API 623 Cast Steel Globe Valve
Forged Steel Globe Valve
Y Pattern Globe Valve
Angle Globe Valve
Bellows Seal Globe Valve
Cryogenic Globe Valve
Stop Check Valve
Needle Valve
BS 1873 Globe Valve
Dual Plate Check Valve API 594
Swing Check Valve
Tilting Disc Check Valve
Piston Check Valve
Non Slam Check Valve
API 6D Cast Steel Check Valve
Trunnion Mounted Ball Valve
Floating Ball Valve
Metal Seated Ball Valve
Cryogenic Ball Valve
Fire Safe Ball Valve
High Performance Butterfly Valve
Double Offset Butterfly Valve
Triple Offset Butterfly Valve
Wafer Lug Type Butterfly Valve