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Maximum cortical shear stress under 200-cN force ( MPa)
| B1 | B2 | B3 | R1 | R2 | R3 | S1 | S2 | S3 | V1 | V2 | V3 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Force angle 0° | 18.736 | 19.048 | 20.4925 | 19.067 | 18.716 | 19.189 | 19.232 | 18.990 | 19.603 | 19.147 | 20.292 | 19.522 |
| Force angle 45° | 13.955 | 15.210 | 14.325 | 13.722 | 16.094 | 15.307 | 15.447 | 15.587 | 16.091 | 14.712 | 15.958 | 16.136 |
| Force angle 90° | 1.160 | 1.155 | 1.292 | 1.181 | 1.267 | 1.1616 | 1.247 | 1.1867 | 1.230 | 1.0963 | 1.248 | 1.206 |
B: Buttress thread shape, R: Reverse buttress thread shape, S: Square thread shape, V: V-shape thread shape
