Tilting Disc Check Valves - PN Class

Dimensions and mass

Working pressures and temperatures

Face-to-face length

The tilting disc check valve is manufactured in DIN, VIS and BS standard versions with face-to-face lengths in accordance with SS-ISO 5752, as detailed in the table and drawing above. The face-to-face lengths in the ANSI and API versions correspond to ANSI dimensions as given on the ANSI 150-300 page.

Connection

As standard, the Tilting Disc Check Valve is intended for clamping between PN 10, 16, 25, 40, 64 and 100 pipe flanges in accordance with DIN, VIS, BS, ANSI and API standards.

Test pressures

Pressure class,	Test pressure*, bar Positive pressure - water
PN 100 40 25 16	Open valve 150 60 38 24	Closed valve 110 44 28 18
* Leakage does not exceed 1 cm3/minute, irrespective of size, at the specified test pressures. Test medium is water.

Material specifications

Introduction | Installation & Maintenance | ANSI 150-300 | Limitations | Certification | Sizing & Pressure Drop