As a trusted double flanged check valve provider, we supply high-quality 3-inch dual plate check valves designed to API 594 standards. This valve features a rugged ASTM A216 WCB carbon steel body paired with a corrosion-resistant ASTM A351 CF8M stainless steel disc for reliable performance in various flow conditions. Rated for Class 150 LB, it comes with RF flanged ends and is thru-drilled for secure and stable pipeline connections. Ideal for preventing backflow in water, oil, and gas systems, our valves ensure durability, efficiency, and long-term operational safety.
Product Item: ASTM A216 WCB Dual Plate Check Valve, Thru Drilled, Double Flanged
Design Standard: API 594
Size: 3 Inch, DN80
Pressure: Class 150 LB, PN20
Materials:
Body: ASTM A216 WCB
Disc: ASTM A351 CF8M
Pin Seat: ASTM A276 316
Seat: SS 316
Hinge Pin: ASTM A182 F316
Spring: Inconel X750
Connection End: RF Flanged