Double-faced CF flanges feature the same sized knife-edged sealing surface on both sides. The CF flange is the most widely used for high vacuum and UHV applications. Many gauges, instruments, accessories and feedthroughs are available on this flange system.
Flange Size | Bore | Flange Thickness |
Weight kg |
DN16CF | Blank | 7.1 | 0.22 |
DN16CF | 16 | 7.1 | 0.22 |
DN25CF | Blank | 11.9 | 0.34 |
DN25CF | 25.4 | 11.9 | 0.34 |
DN35CF-DN40CF | Blank | 12.7 | 0.34 |
DN35CF-DN40CF | 38.4 | 12.7 | 0.34 |
DN35CF-DN40CF | 38.4 | 19.1 | 0.34 |
DN35CF-DN40CF | 38.4 | 25.4 | 0.45 |
DN50CF | Blank | 15.8 | 0.68 |
DN50CF | 51.1 | 15.8 | 0.45 |
DN63CF | Blank | 17.3 | 1.36 |
DN63CF | 63.8 | 17.3 | 1.13 |
DN75CF | Blank | 19.1 | 1.58 |
DN75CF | 76.5 | 19.1 | 1.13 |
DN100CF | Blank | 19.8 | 2.49 |
DN100CF | 101.9 | 19.8 | 1.58 |
D1N25CF | Blank | 21.3 | 3.62 |
DN125CF | 127.3 | 21.3 | 2.26 |
DN160CF | Blank | 22.1 | 5.44 |
DN160CF | 152.9 | 22.1 | 2.49 |
DN200CF | Blank | 24.6 | 9.07 |
DN200CF | 203.7 | 24.6 | 3.4 |
DN275CF | Blank | 28.5 | 18.59 |
DN275CF | 254.8 | 28.5 | 8.16 |