Advance Dual Plate Check Valves
Advance Dual Plate Check Valves are high-performance non-return valves specially designed to prevent reverse flow in industrial piping systems. These valves are engineered to provide efficient, reliable, and maintenance-friendly operation while overcoming the limitations of conventional swing check valves and lift check valves.
The Dual Plate Check Valve features two spring-loaded plates mounted on a central hinge pin. When fluid flows through the pipeline, the plates open automatically. As the flow decreases, the torsion spring mechanism closes the plates instantly without requiring reverse flow. This advanced design eliminates water hammer effects and ensures silent, non-slamming operation.
Dual Plate Check Valves are manufactured using advanced engineering technology and high-quality materials to deliver superior durability, operational safety, and excellent flow performance in demanding industrial environments.
Features of Advance Dual Plate Check Valves
Compact, lightweight, and space-saving design
Stronger and more efficient than conventional swing check valves
Dual spring-loaded plates for fast response operation
Non-slam and silent closing mechanism
Prevents reverse flow efficiently
Eliminates valve-induced water hammer effects
Low pressure drop and improved flow efficiency
Fugitive emission-free retainer-less design
Suitable for horizontal and vertical installations
Long operational life with minimal maintenance
Available in soft seated and metal-to-metal seated designs
Designed for high-cycle industrial operations
Advantages of Dual Plate Check Valves
The advanced design of Dual Plate Check Valves provides several operational and performance benefits for industrial fluid systems.
Key Benefits
No Water Hammer Effect
Zero Velocity Non-Slamming Characteristics
Silent and vibration-free operation
Reduced maintenance costs
Lightweight compared to conventional check valves
Quick closing action improves system safety
Compact wafer design saves installation space
Suitable for high-pressure and high-temperature applications
Reliable sealing performance
Improved pipeline efficiency and durability
Working Principle
The Dual Plate Check Valve operates automatically using system flow pressure. During forward flow, the two spring-loaded plates open to allow smooth fluid passage. When the flow stops or reverses, torsion springs force the plates to close immediately before reverse flow occurs.
This rapid closing action prevents backflow, reduces pressure surges, and eliminates water hammer, making the valve ideal for sensitive industrial systems.
Applications of Advance Dual Plate Check Valves
These valves are widely used in various industries and fluid handling systems, including:
Oil and gas industries
Petrochemical plants
Water treatment facilities
Power generation plants
Chemical processing industries
HVAC systems
Fire protection systems
Marine applications
Cryogenic services
Steam and condensate systems
Refinery pipelines
Industrial utility systems
Technical Specifications
Specification Details
Product Name Dual Plate Check Valve
Valve Type Non Return / Wafer Check Valve
Design Dual Spring Loaded Plate
Size Range 2” to 120” Diameter
Pressure Class ANSI Class 125 to ANSI Class 2500
API Rating API 5000 to API 10000
Temperature Range -196°C to 900°C
Seat Type Soft Seated / Metal to Metal Seated
Connection Types Wafer, Lugged, Flanged, Butt Welded, Hub Ended
Application Reverse Flow Prevention
Operation Automatic
Available Models
Advance Dual Plate Check Valves are available in multiple configurations to suit various industrial applications:
Wafer Check Valves
Double Flanged Models
Mono Flanged Models
Lugged & Solid Lugged Types
Butt Welded Designs
Hub Ended Valves
Extended Flanged Body Types
Jacketed Body Valves
Ring Type Joint (RTJ) Valves
Cladded Valve Designs
Performance Features
Optimum Spring Design
The specially engineered spring mechanism is designed for more than 1 million operational cycles, ensuring long-term reliability and durability.
Non-Slamming Operation
The zero velocity closing mechanism prevents sudden impact and pressure surges, resulting in silent and smooth valve operation.
Water Hammer Prevention
The fast-closing torsion spring action eliminates valve-induced water hammer effects, protecting pumps, pipelines, and equipment.
Standards & Compliance
Advance Dual Plate Check Valves are manufactured in compliance with major international standards, including:
API 594
API 598
API 6D
API 6FA
BS 6364
These standards ensure high-quality manufacturing, safety, and performance reliability for industrial applications.
