Investment Casting Check Valve

PN:
16~250
DN:
15~1400
Material:
WCB, A105, LCC, LF2, 20ГЛ, 20ГМЛ, SS304, SS321, SS316, SS316Ti
DRIVE:
Manual, Electric, Pneumatic
Connection:
Flange, Welded, Threaded
Medium:
Water, steam, oil, chemical

GAIRUI Investment Casting Screwed Check Valves is used to prevent back flow in the line .Flow is in a straight line through the valve resulting in minimal pressure drop . The disc swings into the open position as the media flows through the line .Back pressure in the line holds the disc in the closed position . GAIRUI Investment Casting Screwed Check Valves may be installed in horizontal or vertical lines ,but must be installed in proper relation to the media flow as indicated by the flow direction arrow marked on the body.

Material CF8/CF8m/CF3/CF3m/WCB, etc.
Size DN6-DN80
Working Pressure PN16
Connection Ends RF
Working Temp. -27ºC~425ºC
Suitable Medium Water, Natural Gas, Oil and some corrosive liquid
Features Integral Forging,Unidirectional Flow,Prevent Backflow,Piston or Spring,Bolted Bonnet
Design standard API602
Inspection & Testing According to API598
Brand J-VALVES

Testing Pressure(Mpa)

Pressure 150LB 300LB 600LB 900LB 1500LB 2500LB  
Strength Testing 3.0 7.5 15.4 23.0 37.5 63.0 Mpa
Seal Testing 2.2 5.5 11.2 16.9 27.5 46.2
Air Testing 0.6 0.6 0.6 0.6 0.6 0.6

Advantagesof Industrial Check Valve

• Prevents backflow, ensuring the smooth and safe operation of fluid systems.

• Helps maintain the integrity and efficiency of the process by avoiding reverse flow that could cause damage or disruptions.

• Usually has a simple and reliable design, reducing the likelihood of failure and maintenance requirements.

Uses of Industrial Check Valve:

• Widely used in industrial pipelines to protect pumps, compressors, and other equipment from backflow damage.

• Commonly found in water supply and drainage systems to control the direction of water flow.

• Applied in chemical processing plants to ensure the correct flow of chemicals and prevent unwanted reactions due to backflow.

• Essential in oil and gas industries to maintain the flow direction and safeguard the integrity of the pipelines and related facilities.
 

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