Key Specifications / Features
We are a trusted supplier of spring-loaded check valves in China, offering high-quality valves designed to meet API 594 standards. Our check valves are manufactured using durable aluminum bronze ASTM B148 C95800 material and are available in large sizes up to 30 inches with a pressure rating of Class 300 LB. Seat materials include NBR, Viton, or EPDM to suit various applications and media. These valves are available with wafer, lug, or flanged ends, ensuring compatibility with different pipeline systems and providing reliable backflow prevention in demanding environments.
Valve Description:
187303037 Dual Plate Check Valve, Non-Return Valve
Design Standard: API 594
Structure: Spring-loaded, Dual Plate
Nominal Size: 30 Inch
Nominal Class: 300 LB
Operation: NA
Body Material: ASTM B148 C95800
Trim Material: ASTM B148 C95800
Face to Face: API 594
Bore Type: NA
Test and Inspection: API 598
End Connection: Wafer/LUG/Double Flanged
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: Aluminium 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)