Compressible-Washer-Type Diredt Tension Indicators for Use with Structual Fasteners，Metric Series
ASTM F 959M - 2017 (a) 米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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M16 | 20.95 | 3.6 | 3.6 | 46.00 | 44.00 | 21.05 | 29.0 | 5 | 6 | 44.00 | 46.00 |
| M20 | 25.15 | 4.0 | 4.0 | 55.20 | 52.80 | 25.25 | 38.0 | 6 | 7 | 52.80 | 55.20 |
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| M22 | 31.45 | 4.8 | 4.0 | 69.00 | 66.00 | 31.55 | 46.5 | 7 | 8 | 66.00 | 69.00 |
| M24 | 37.75 | 4.8 | 4.8 | 82.80 | 79.20 | 37.85 | 56.0 | 8 | 9 | 79.20 | 82.80 |
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