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Validationmost common standard sizes for Tri-Clamp® Gaskets
Dimensional chart for measuring the ID and Flange size of sanitary Tri-Clamp gaskets, according to the most common standards (ASME/BPE, ISO and DIN).
| ID ⌀ A (mm) |
Flange ⌀ C (mm) |
DIN32676 (Series A) |
ISO(1127) (Series B) |
ASME-BPE (Series C) |
|---|---|---|---|---|
| 4.8 | 21.8 | -- | -- | ¼" |
| 6.2 | 21.8 | DN06 | -- | -- |
| 7.2 | 21.8 | -- | DN06 | -- |
| 8.0 | 21.8 | -- | -- | ⅜" |
| 8.2 | 21.8 | DN08 | -- | -- |
| 9.6 | 21.8 | -- | -- | ½" |
| 10.5 | 21.8 | -- | DN08 | -- |
| 14.2 | 21.8 | -- | DN10 | -- |
| 16.0 | 21.8 | -- | -- | ¾" |
| 22.3 | 34 | -- | -- | 1" Type A |
| 10.2 | 34 | DN10 | -- | -- |
| 16.2 | 34 | DN15 | -- | -- |
| 20.2 | 34 | DN20 | -- | -- |
| 18.3 | 50.5 | -- | DN15 | -- |
| 22.3 | 50.5 | -- | -- | 1" |
| 23.9 | 50.5 | -- | DN20 | -- |
| 26.2 | 50.5 | DN25 | -- | -- |
| 29.9 | 50.5 | -- | DN25 | -- |
| 32.5 | 50.5 | DN32 | -- | -- |
| 35.0 | 50.5 | -- | -- | 1.5" |
| 38.2 | 50.5 | DN40 | -- | -- |
| 38.6 | 64 | -- | DN32 | -- |
| 44.5 | 64 | -- | DN40 | -- |
| 47.7 | 64 | -- | -- | 2" |
| 50.2 | 64 | DN50 | -- | -- |
| 56.5 | 77.5 | -- | DN50 | -- |
| 60.4 | 77.5 | -- | -- | 2.5" |
| 66.2 | 91 | DN65 | -- | -- |
| 72.3 | 91 | -- | DN65 | -- |
| 73.1 | 91 | -- | -- | 3" |
| 81.2 | 106 | DN80 | -- | -- |
| 84.5 | 106 | -- | DN80 | -- |
| 97.6 | 119 | -- | -- | 4" |
| 100.2 | 119 | DN100 | -- | -- |
| 109.9 | 130 | -- | DN100 | -- |
| 123.5 | 144.2 | -- | -- | 5"* |
| 125.2 | 155 | DN125 | -- | -- |
| 134.7 | 155 | -- | DN125 | -- |
| 147.1 | 167 | -- | -- | 6" |
| 150.2 | 183 | DN150 | -- | -- |
| 163.3 | 183 | -- | DN150 | -- |
| 197.6 | 217.4 | -- | -- | 8" * |
| 200.2 | 233.5 | DN200 | -- | -- |
| 214.1 | 233.5 | -- | DN200 | -- |
| 248.2 | 271 | DN250* | -- | 10" * |
| 300.0 | 319 | DN300* | -- | 12" * |
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