
Pressure Seal Swing Type Check Valve
The Pressure Seal Swing Check valve is a metal seated non-return valve with a single disc
mounted on an arm that rotated on a hinge pin. It is a unidirectional design that only allows
fluid circulating in one direction, preventing backflow. The seat is integrated in the body,
and allows for a quick shut-off. It is a flange type valve drilled according to ANSI.
The Pressure Seal design allows the valve to operate under severe conditions at high
temperatures and high pressures.
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Product Introduction
Pressure Seal Swing Type Check Valve
The Pressure Seal design allows the valve to operate under severe conditions at high
temperatures and high pressures.


Design Standard Of Pressure Seal Swing Check Valve: API/ ASME
Size of Pressure Seal Check Valve: 2inch to 20inch
Pressure of Pressure Seal Check Valve: 600LB, 900LB, 1500LB, 2500LB
| No. | Parts | Material | ||
| 1 | Body | WCB | WC6 | CF8M |
| 2 | Bonnet | WCB | WC6 | CF8M |
| 3 | Disc | WCB | WC6 | CF8M |
| 4 | Hinge | WCB | WC6 | CF8M |
| 5 | Seat Ring | A105+HF | F11+HF | F316+HF |
| 6 | Hinge Pin | 420 | 304 | 316 |
| 7 | Gasket | Steel Ring | SS304 Ring | SS316 Ring |
| 8 | Bolt | B7 | B7 | B8M |
| 9 | Nut | 2H | 2H | 8M |


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