Key Specifications / Features
We are a professional dual plate check valve factory in China, offering high-quality non-return valves designed to API 594 standards. This 3-inch (DN80) check valve features a robust aluminum bronze ASTM B148 C95800 body and disc, ensuring excellent resistance to corrosion and seawater. With a lug-type end connection and Class 150 LB pressure rating, it is ideal for marine, offshore, and industrial applications. The compact, lightweight design allows for easy installation and maintenance, while the dual plate and spring-loaded mechanism provide reliable backflow prevention and long-term performance in demanding environments.
Valve Description:
187303003 Dual Plate Check Valve
Design Standard: API 594
Body Material: ASTM B148 C95800
Structure: Spring-loaded, Dual Plate
Nominal Size: 3 Inch, DN80
Nominal Class: 150 LB, PN20
Bore Type: NA
Operation: NA
Trim Material: ASTM B148 C95800
End Connection: Wafer/LUG/Double Flanged
Face to Face: API 594
Test and Inspection: API 598
Key Features: Compact Design, Independent Spring, Optional Soft and Metal Seat, Unique Slim Plate Design, Aluminium bronze for Sea Water Service
Product Range:
Body Material: Aluminum Bronze
Normal Diameter: 1/2 Inch - 48 Inch (DN15 - DN1200)
Pressure Range: Class 150 LB - Class 300 LB
End Connection: Wafer, Lug, RF Flanged, RTJ
Working Temperature: -229°C - +1120°C
Operation: Not Applicable (Manual or actuated available for special request)