Compressible-Washer-Type Diredt Tension Indicators for Use with Structual Fasteners，Inch Series
ASTM F 959 - 2017 (a) 英制栓接结构用压紧垫圈型压力指示器 [DTI 垫圈]
See all versions and complete specifications: Compressible-Washer-Type Diredt Tension Indicators for Use with Structual Fasteners，Metric Series — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1/2 | 0.654 | 0.126 | 0.126 | 1.375 | 1.605 | 0.658 | 0.956 | 4 | 5 | 1.355 | 1.625 |
| 3/4 | 1.311 | 0.158 | 0.158 | 2.500 | 2.730 | 1.315 | 1.800 | 7 | 8 | 2.480 | 2.750 |
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| 5/8 | 1.048 | 0.158 | 0.158 | 2.000 | 2.230 | 1.052 | 1.463 | 6 | 7 | 1.980 | 2.250 |
| 7/8 | 1.573 | 0.158 | 0.158 | 3.000 | 3.230 | 1.577 | 2.138 | 8 | 9 | 2.980 | 3.250 |
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