Compressible Washer - Type Direct Tension Indicators (ASTM F959)
ASME B 18.2.6 - 2006 压紧垫圈指示器（DTI垫圈）[Table 6] (ASTM F959)
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| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 1.573 | 0.158 | 0.158 | 3.000 | 3.230 | 1.577 | 2.138 | 8 | 9 | 2.980 | 3.250 |
| 1/2 | 0.654 | 0.126 | 0.126 | 1.375 | 1.605 | 0.658 | 0.956 | 4 | 5 | 1.355 | 1.625 |
| 3/4 | 1.179 | 0.158 | 0.158 | 2.250 | 2.480 | 1.183 | 1.631 | 6 | 7 | 2.230 | 2.500 |
| 5/8 | 0.917 | 0.158 | 0.142 | 1.875 | 1.980 |
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| 0.921 |
| 1.294 |
| 5 |
| 6 |
| 1.855 |
| 2.000 |
| 7/8 | 1.442 | 0.158 | 0.158 | 2.750 | 2.980 | 1.446 | 1.969 | 7 | 8 | 2.730 | 3.000 |
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