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Sample dimensions.
| Dimensions of the Sample | Dimensions, mm |
|---|---|
| l3—overall length | 75 |
| l1—length of narrow parallel-sided portion | 30.5 |
| r—radius | 37 |
| l2—distance between broad parallel-sided portions | 57.5 |
| b2—width at ends | 10 |
| b1—width of narrow portion | 5 |
| h—thickness | 2.35 |
| L0—gauge length | 25 |
| L—initial distance between grips | 54 |
