API Tilting disk (check valve)

Check valve with inclined flap, full bore, for low pressure drop and low working pressure. Forged or casted body.


1. Conical disc seat contact
2. Off centre pivoted disc
3. Operates at low pressure differential pressure
4. Self locking pin
5. Blow-out proof gasket
6. Smooth closing


Size: from 2″ to 36″
Pressure: 150 – 1500LB
Material: WCB, LCB, WC6, WC9, C12, C5, CF8, CF3, CF3M, and CF8M
Design and production standard: API 594, API6D and ASME B16.34
Distance between flanges: manufacturer design
Connected in accordance with standard: ANSI B16.5, ASME B16.47, ANSI B16.25
Test standard: API598
Medium: the valve is suitable for several media including water, steam, oil, gas, petrol products, nitric acid, acetic acid, etc.
Working temperature: from -46ºC or -50ºC (stainless steel constructions) and -29ºC or -46ºC (carbon steel constructions) up to 600℃

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