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点击这返回总目录 |
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平键和键槽的标准尺寸规格表 |
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轴径 |
键 |
键 槽 |
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公称直径d |
公称尺寸b×h |
宽 度 |
深 度 |
半径 r |
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b |
偏 差 |
轴t |
毂t1 |
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较松 |
一般 |
较紧 |
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轴H9 |
毂D10 |
轴N8 |
毂JS9 |
轴毂P9 |
公称 |
偏差 |
公称 |
偏差 |
最大 |
最小 |
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6~8 |
2×2 |
2 |
0.025 |
0.06 |
-0.004 |
±0.0125 |
-0.006 |
1.2 |
0.1 |
1 |
0.1 |
0.08 |
0.16 |
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>8~10 |
3×3 |
3 |
0 |
0.02 |
-0.029 |
-0.031 |
1.8 |
0 |
1.4 |
0 |
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>10~12 |
4×4 |
4 |
0.03 |
0.078 |
0 |
±0.015 |
-0.012 |
2.5 |
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1.8 |
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>12~17 |
5×5 |
5 |
0 |
0.03 |
-0.03 |
-0.042 |
3 |
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2.3 |
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0.16 |
0.25 |
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>17~22 |
6×6 |
6 |
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3.5 |
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2.8 |
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>22~30 |
8×7 |
8 |
0.036 |
0.098 |
0 |
±0.018 |
-0.015 |
4 |
0.2 |
3.3 |
0.2 |
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>30~38 |
10×8 |
10 |
0 |
0.04 |
-0.036 |
-0.051 |
5 |
0 |
3.3 |
0 |
0.25 |
0.4 |
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>38~44 |
12×8 |
12 |
0.043 |
0.12 |
0 |
±0.0215 |
-0.018 |
5 |
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3.3 |
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>44~50 |
14×9 |
14 |
0 |
0.05 |
-0.043 |
-0.061 |
5.5 |
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3.8 |
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>50~58 |
16×10 |
16 |
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6 |
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4.3 |
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>58~65 |
18×11 |
18 |
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7 |
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4.4 |
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>65~75 |
20×12 |
20 |
0.052 |
0.149 |
0 |
±0.026 |
-0.022 |
7.5 |
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4.9 |
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0.4 |
0.6 |
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>75~85 |
22×14 |
22 |
0 |
0.065 |
-0.052 |
-0.074 |
9 |
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5.4 |
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>85~95 |
25×14 |
25 |
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9 |
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5.4 |
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>95~110 |
28×16 |
28 |
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10 |
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6.4 |
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>110~130 |
32×18 |
32 |
0.062 |
0.18 |
0 |
±0.031 |
-0.026 |
11 |
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7.4 |
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>130~150 |
36×20 |
36 |
0 |
0.08 |
-0.062 |
-0.088 |
12 |
0.3 |
8.4 |
0.3 |
0.7 |
1 |
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>150~170 |
40×22 |
40 |
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13 |
0 |
9.4 |
0 |
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>170~200 |
45×25 |
45 |
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15 |
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10.4 |
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>200~230 |
50×28 |
50 |
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17 |
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11.4 |
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>230~260 |
56×32 |
56 |
0.074 |
0.22 |
0 |
±0.037 |
0.032 |
20 |
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12.4 |
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1.2 |
1.6 |
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>260~290 |
63×32 |
63 |
0 |
0.1 |
-0.074 |
-0.106 |
20 |
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12.4 |
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>290~330 |
70×36 |
70 |
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22 |
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14.4 |
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>330~380 |
80×40 |
80 |
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25 |
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15.4 |
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2 |
2.5 |
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>380~440 |
90×45 |
90 |
0.087 |
0.26 |
0 |
±0.0135 |
-0.037 |
28 |
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17.4 |
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>440~500 |
100×50 |
100 |
0 |
0.12 |
-0.087 |
-0.124 |
31 |
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19.5 |
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