鍵尺寸 b×h | 鍵 槽 | |||||||||||
寬度 b | 深度 | 半徑 r | ||||||||||
基本 尺寸 | 極限偏差 | 軸 t1 | 毂 t2 | |||||||||
正常聯結 | 緊密聯結 | 松聯結 | 基本 尺寸 | 極限 偏差 | 基本 尺寸 | 極限 偏差 | ||||||
軸 N9 | 毂 JS9 | 軸和毂 P9 | 軸 H9 | 毂 D10 | mim | max | ||||||
2×2 | 2 | -0.004 | ±0.0125 | -0.006 | +0.025 | +0.060 | 1.2 | +0.1 | 1 | +0.1 | 0.08 | 0.16 |
3×3 | 3 | 1.8 | 1.4 | |||||||||
4×4 | 4 | -0.030 | ±0.015 | -0.012 | +0.030 | +0.078 | 2.5 | 1.8 | ||||
5×5 | 5 | 3 | 2.3 | 0.16 | 0.25 | |||||||
6×6 | 6 | 3.5 | 2.8 | |||||||||
8×7 | 8 | -0.036 | ±0.018 | -0.015 | +0.036 | +0.098 | 4 | +0.2 | 3.3 | +0.2 | ||
10×8 | 10 | 5 | 3.3 | 0.25 | 0.4 | |||||||
12×8 | 12 | -0.043 | ±0.0215 | -0.018 | +0.043 | +0.120 | 5 | 3.3 | ||||
14×9 | 14 | 5 | 3.8 | |||||||||
16×10 | 16 | 6 | 4.3 | |||||||||
18×11 | 18 | 7 | 4.4 | |||||||||
20×12 | 20 | -0.052 | ±0.026 | -0.022 | +0.052 | +0.149 | 7.5 | 4.9 | 0.4 | 0.6 | ||
22×14 | 22 | 9 | 5.4 | |||||||||
25×14 | 25 | 9 | 5.4 | |||||||||
28×16 | 28 | 10 | 6.4 | |||||||||
32×18 | 32 | 0.062 | ±0.031 | -0.026 | +0.062 | +0.180 | 11 | 7.4 | ||||
36×20 | 36 | 12 | +0.3 | 8.4 | +0.3 | 0.7 | 1 | |||||
40×22 | 40 | 13 | 9.4 | |||||||||
45×25 | 45 | 15 | 10.4 | |||||||||
50×28 | 50 | 17 | 11.4 | |||||||||
56×32 | 56 | -0.074 | ±0.037 | -0.032 | +0.074 | +0.220 | 20 | 12.4 | 1.2 | 1.6 | ||
63×32 | 63 | 20 | 12.4 | |||||||||
70×36 | 70 | 22 | 14.4 | |||||||||
80×40 | 80 | 25 | 15.4 | 2 | 2.5 | |||||||
90×45 | 90 | -0.087 | ±0.0435 | -0.037 | +0.087 | +0.260 | 28 | 17.4 | ||||
100×50 | 100 | 31 | 19.5 |