China Check Valves Manufacturers Factory Suppliers
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![PSB Forged Check Valve]()
PSB Forged Check ValveNSV PSB Forged Check valves,its produced one piece that’s stronger than an equivalent casted parts.like all check valves, are used to prevent back flow in the line. The pressure of the fluid...
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![F51 – 5000PSI Check Valve]()
F51 – 5000PSI Check ValveThis high-pressure check valve features an F51 duplex stainless steel body, rated for 5000PSI service. F51 (S31803/SAF 2205) is a duplex stainless steel with a two-phase microstructure of...
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![Tilting Disc Double Flange Check Valve]()
Tilting Disc Double Flange Check ValveNSV Tilting disc double flange check valves, as check valve is opened when flow goes through one direction and closes at backflow.Thanks to the fast closure of this versatile valve, pump...
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![Pressure Seal Tilting Disc Check Valve]()
Pressure Seal Tilting Disc Check ValveNSV Pressure Seal Tilting Disc Check Valve, as check valve is opened when flow goes through one direction and closes at backflow Thanks to the fast closure of this versatile valve, pump protection...
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![Non-Slam Nozzle Check Valve]()
Non-Slam Nozzle Check ValveNSV non-slam check valves(also named Axial Check Valve,Axial Flow Check Valve,In Line Piston Check Valve,Nozzle Check Valve,Venturi Check Valve), non-slam check valves is suitable for use in a...
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![API 6D Check Valve]()
API 6D Check ValveNSV API6D Full Port Swing check valves, like all check valves, are used to prevent back flow in the line. That’s full port design due to some pipeline need pigging,and BS1868 standard check valve...
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![Forged Swing Check Valve]()
Forged Swing Check ValveNSV Forged Swing Check valves,its produced one piece that’s stronger than an equivalent casted parts.like all check valves, are used to prevent back flow in the line. The pressure of the fluid...
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![Forged Lift Check Valve]()
Forged Lift Check ValveStandard valve design has no spring in order to minimize cracking pressure and pressure drop, it will only function properly when installed in a horizontal line. As an option the designs can...
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![BB Forged Check Valve]()
BB Forged Check ValveNSV BB Forged Check valves, like all check valves, are used to prevent back flow in the line.Valve standard design is the valve bolted cover(bonnet) from class 150lb to 1500lb,The inside can...
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![WB Forged Check Valve]()
WB Forged Check ValveNSV WB Forged Check valves(Welded Cover Check Valve), its produced one piece that’s stronger than an equivalent casted parts ,like all check valves, are used to prevent back flow in the line.
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![Y Pattern Forged Check Valve]()
Y Pattern Forged Check Valve“Y”-Pattern check Valves are generally used to protect pumps or similar equipment, allowing the flow in only one direction and preventing flow reversal due to back pressure with the best possible...
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![Cast Steel Swing Check Valve]()
Cast Steel Swing Check ValveNSV Cast Steel Swing check valves, like all check valves, are used to prevent back flow in the line. The pressure of the fluid passing through a system opens the valve, while any reversal of flow...
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Earl Zwick
John Pollock
Letha Hively
Christine Hammonds
Corine Elmer
Shirley Anderson
13 rows · Check Valve with Counter Weight. Size Range: DN40-DN400. Pressure: PN16. Body Materials: DI. ......
7800 Swing Check Valve - Metal Seated: VM-7802M-M: 2" - 48" 7800LW Swing Check Valve - Lever & Weight: VM-7802LW-M: 3" - 48" 7800AC Swing Check Valve - Air Cushion: VM-7802AC-M: 2" -...
Aug 28, 2020 · In an open position, a swing check valve offers very little resistance to the flow. To achieve optimum performance, often a lever and weight or a lever and spring are mounted. The disc...
When the flow from the pipeline is suddenly reversed, there may be cracking between teh seat and disc. The conterweight or damper device is deisgned to avoid the cracking. The swing check valves with...
API 6D Check Valve. API 598 Check Valve. ASME B16.10 Check Valve. RF Check Valve. ASTM A216 WCB Check Valve. 10 Inch Check Valve. Class 150 LB Check Valve. Next: API 6D Swing Check Valve with Weight,...
Swing Check Valves ANSI Swing Check Valves Class 900 Dimensions and Weights Nom Size in 2 21⁄ 2 Face to Face RF in 14.50 16.50 15.00 18.00 24.00 29.00 33.00 38.00 40.50 44.50 mm...