Class 300 LB Check Valve, API 594, B148 C95800, 18 IN, Wafer

Our dedicated factory produces dual plate check valves engineered to API 594 standards for non-return applications. This 18-inch valve features both body and disc made from high-grade aluminum bronze ASTM B148 C95800, providing superior corrosion resistance and durability in aggressive environments. Designed for Class 300 LB pressure ratings, it is available with wafer, lug, or flanged ends to meet various installation needs. With seat material options including NBR, Viton, and EPDM, this valve ensures reliable sealing performance across a wide range of fluids in marine, chemical, and industrial systems.
 

Valve Description:
187303032 Dual Plate Check Valve
Design Standard: API 594
Structure: Spring-loaded, Dual Plate
Nominal Size: 18 Inch
Nominal Class: 300 LB
Bore Type: NA
Operation: NA
Body Material: ASTM B148 C95800
Trim Material: ASTM B148 C95800
Face to Face: API 594
Test and Inspection: API 598
End Connection: Wafer/LUG/Double Flanged

Key Features:

Compact, space-saving design.
Independent spring mechanism for reliable closing.
Optional soft or metal seat to suit various applications.
Unique slim disc design for reduced pressure drop.
Aluminum bronze construction ideal for seawater and corrosive environments.

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)