Key Specifications / Features
We are a reliable manufacturer of spring-loaded check valves, offering high-performance solutions built to API 594 design standards. This 14-inch (DN350) valve features a robust aluminum bronze body and disc made from ASTM B148 C95800, providing excellent corrosion resistance in harsh environments such as marine and industrial systems. Designed for Class 150 LB / PN20 pressure ratings, it ensures efficient backflow prevention with a compact dual plate design and a spring-loaded mechanism for quick, secure closure. Available in wafer, lug, or flanged end connections to meet various installation needs.
Valve Description:
187303009 Dual Plate Check Valve
Design Standard: API 594
Structure: Spring-loaded, Dual Plate
Nominal Size: 14 Inch, DN350
Nominal Class: 150 LB, PN20
Body Material: ASTM B148 C95800
Trim Material: ASTM B148 C95800
Bore Type: NA
End Connection: Wafer/LUG/Double Flanged
Operation: NA
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: 1/2-48 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)