Wafer Dual Plates Check Valve

One piece body
Butterfly swing type
Dual-plate disc, Long-pattern
Renewable split disc
Hotizontal or vertical service
Wafer ends
Available with flanged ends

Check Valve Series

A check valve allows fluid to flow through it in only one direction. Check valves are two-port valves, meaning they have two openings in the body, one for fluid to enter and the other for fluid to leave. check valves used in a wide variety of applications.

API6D Piston Check Valve

API6D Piston Check Valve
Bolt Cover, Piston Disc
Spring Loading Disc.
Relief Port in the Disc
Horizontal Service
Size: 2"-24"
Pressure: 150LB-2500LB
Connection: RF, RTJ, BW

Nozzle (Axial Flow) Check Valves

• Non-Slam Closure (Slient)
• Low Pressure Loss
• Friction-Free Disc Guiding
• Metal Sealing / Soft Sealing
• Low Weight
• Short Face-to-Face length
• Maintenance Free
• Small Fluid Resistance
• Zero Leakage

API6D Full Bore Check Valve

API6D Full Bore Check Valve
Bolt Cover/Pressure Seal
Renewable Seat Rings
Non-penetrate Disc Shaft
Horizontal Servece
Size: 2"-48"
Pressure: 150LB-2500LB
Connection: RF, RTJ, BW

API/BS1868 Swing Check Valve

BS1873 Swing Check Valve
Bolt Cover/Pressure Seal
Renewable Seat Rings
Non-penetrate Disc Shaft
Horizontal Servece
Size: 2"-48"
Pressure: 150LB-2500LB
Connection: RF, RTJ, BW

DIN Swing Check Valve

Bolted Bonnet Cap
Pressure Seal Bonnet
Swing Type, Anti-rotation Disc
Renewable Seat Rings
Non-penetrate Disc Shaft
Horizontal Servece
Size:  DN50-DN1200
Pressure: PN6-PN420
Connection: RF, RTJ, BW

Tilted Disc Check Valve

BB,Bolted bonnet cap
Swing type, Anti-rotation disc
Renewable seat rings
Non-penetrate disc shaft
Horizontal servece
Flanged or buttwelding ends
Size: 2"-32"
Pressure: 150LB-2500LB
Material: Carbon Stainless Duplex
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ADD:Qiaoxia,Wenzhou,Zhejiang,China   TEL:0086-577-67955569   FAX:0086-577-67955565   E-mail:sale@dfcvalve.com