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ISO Centering Ring
Material： Aluminum or SS304
ISO centering rings are used to seal small-diameter ISO vacuum tubes. It can be used with vacuum ISO flanges, ISO double wall clamps, and ISO vacuum blind plates, and can also be used with ISO vacuum valves, ISO four-way crosses, ISO vacuum bellows, and vacuum chamber facilities, and is widely used in vacuum, semiconductor manufacturing, scientific research, aerospace, biopharmaceutical, liquid crystal, photovoltaic solar energy, and other high-tech industries.
| Specification | Standard | CR | A | B | C | D |
| ISO63CRAE | EN | Aluminum | 67 | 70 | 3.9 | 8 |
| ISO80CRAE | 80 | 83 | 3.9 | 8 | ||
| ISO100CRAE | 99 | 102 | 3.9 | 8 | ||
| ISO160CRAE | 150 | 153 | 3.9 | 8 | ||
| ISO200CRAE | 210 | 213 | 3.9 | 8 | ||
| ISO250CRAE | 257.5 | 261 | 3.9 | 8 | ||
| ISO320CRAE | 312 | 318 | 5.6 | 12 | ||
| ISO400CRAE | 394 | 400 | 5.6 | 12 | ||
| ISO500CRAE | 494 | 501 | 5.6 | 12 | ||
| ISO63CRSE | SS304 | 67 | 70 | 3.9 | 8 | |
| ISO80CRSE | 80 | 83 | 3.9 | 8 | ||
| ISO100CRSE | 99 | 102 | 3.9 | 8 | ||
| ISO160CRSE | 150 | 153 | 3.9 | 8 | ||
| ISO200CRSE | 210 | 213 | 3.9 | 8 | ||
| ISO250CRSE | 257.5 | 261 | 3.9 | 8 | ||
| ISO320CRSE | 312 | 318 | 5.6 | 12 | ||
| ISO400CRSE | 394 | 400 | 5.6 | 12 | ||
| ISO500CRSE | 494 | 501 | 5.6 | 12 | ||
| ISO63CRAA | AISI | Aluminum | 67 | 69.6 | 3.9 | 8 |
| ISO80CRAA | 80 | 82.6 | 3.9 | 8 | ||
| ISO100CRAA | 99 | 101.6 | 3.9 | 8 | ||
| ISO160CRAA | 150 | 152.6 | 3.9 | 8 | ||
| ISO200CRAA | 210 | 212.6 | 3.9 | 8 | ||
| ISO250CRAA | 257.5 | 260.6 | 3.9 | 8 | ||
| ISO320CRAA | 312 | 317.3 | 5.6 | 12 | ||
| ISO400CRAA | 394 | 399.2 | 5.6 | 12 | ||
| ISO500CRAA | 494 | 500.2 | 5.6 | 12 | ||
| ISO63CRSA | SS304 | 67 | 69.6 | 3.9 | 8 | |
| ISO80CRSA | 80 | 82.6 | 3.9 | 8 | ||
| ISO100CRSA | 99 | 101.6 | 3.9 | 8 | ||
| ISO160CRSA | 150 | 152.6 | 3.9 | 8 | ||
| ISO200CRSA | 210 | 212.6 | 3.9 | 8 | ||
| ISO250CRSA | 257.5 | 260.6 | 3.9 | 8 | ||
| ISO320CRSA | 312 | 317.3 | 5.6 | 12 | ||
| ISO400CRSA | 394 | 399.2 | 5.6 | 12 | ||
| ISO500CRSA | 494 | 500.2 | 5.6 | 12 |
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