本标准规定了用于航空航天结构的公称直径为 1.6 mm至 39 mm的螺栓和螺母的 MJ 螺纹的限制尺寸。
公称直径 d或D | 螺距P |
| 公称直径 d或D | 螺距P |
1.6 | 0.35 | 14 | 1.5 | |
2 | 0.4 | 16 | ||
2.5 | 0.45 | 18 | ||
3 | 0.5 | 20 | ||
3.5 | 0.6 | 22 | ||
4 | 0.7 | 24 | 2 | |
5 | 0.8 | 27 | ||
6 | 1 | 30 | ||
7 | 33 | |||
8 | 36 | |||
10 | 1.25 | 39 | ||
12 |
|
|
螺栓 | d | 6h |
d2 | 4h | |
螺母 | D1 | 6H,公称直径≤5 mm 5H,公称直径≥6 mm |
D2 | 4H |
螺纹 | d | d2 | d3 | ||||||
最大 | 最小 | Td 6h① | 最大 | 最小 | Td2 4h① | 最大 | 最小 | Td3 | |
MJ1.6×0.35-4h6h | 1.6 | 1.515 | 0.085 | 1.373 | 1.333 | 0.04 | 1.196 | 1.135 | 0.061 |
MJ2×0.4-4h6h | 2 | 1.905 | 0.095 | 1.74 | 1.698 | 0.042 | 1.538 | 1.472 | 0.066 |
MJ2.5×0.45-4h6h | 2.5 | 2.4 | 0.1 | 2.208 | 2.163 | 0.045 | 1.98 | 1.908 | 0.072 |
MJ3×0.5-4h6h | 3 | 2.894 | 0.106 | 2.675 | 2.627 | 0.048 | 2.423 | 2.345 | 0.078 |
MJ3.5×0.6-4h6h | 3.5 | 3.375 | 0.125 | 3.11 | 3.057 | 0.053 | 2.807 | 2.718 | 0.089 |
MJ4×0.7-4h6h | 4 | 3.86 | 0.14 | 3.545 | 3.489 | 0.056 | 3.192 | 3.094 | 0.098 |
MJ5×0.8-4h6h | 5 | 4.85 | 0.15 | 4.48 | 4.42 | 0.06 | 4.076 | 3.968 | 0.108 |
MJ6×1-4h6h | 6 | 5.82 | 0.18 | 5.35 | 5.279 | 0.071 | 4.845 | 4.713 | 0.132 |
MJ7×1-4h6h | 7 | 6.82 | 0.18 | 6.35 | 6.279 | 0.071 | 5.845 | 5.713 | 0.132 |
MJ8×1-4h6h | 8 | 7.82 | 0.18 | 7.35 | 7.279 | 0.071 | 6.845 | 6.713 | 0.132 |
MJ10×1.25-4h6h | 10 | 9.788 | 0.212 | 9.188 | 9.113 | 0.075 | 8.557 | 8.406 | 0.151 |
MJ12×1.25-4h6h | 12 | 11.788 | 0.212 | 11.188 | 11.103 | 0.085 | 10.557 | 10.396 | 0.161 |
MJ14×1.5-4h6h | 14 | 13.764 | 0.236 | 13.026 | 12.936 | 0.09 | 12.268 | 12.087 | 0.181 |
MJ16×1.5-4h6h | 16 | 15.764 | 0.236 | 15.026 | 14.936 | 0.09 | 14.268 | 14.087 | 0.181 |
MJ18×1.5-4h6h | 18 | 17.764 | 0.236 | 17.026 | 16.936 | 0.09 | 16.268 | 16.087 | 0.181 |
MJ20×1.5-4h6h | 20 | 19.764 | 0.236 | 19.026 | 18.936 | 0.09 | 18.268 | 18.087 | 0.181 |
MJ22×1.5-4h6h | 22 | 21.764 | 0.236 | 21.026 | 20.936 | 0.09 | 20.268 | 20.087 | 0.181 |
MJ24×2-4h6h | 24 | 23.72 | 0.28 | 22.701 | 22.595 | 0.106 | 21.691 | 21.464 | 0.227 |
MJ27×2-4h6h | 27 | 26.72 | 0.28 | 25.701 | 25.595 | 0.106 | 24.691 | 24.464 | 0.227 |
MJ30×2-4h6h | 30 | 29.72 | 0.28 | 28.701 | 28.595 | 0.106 | 27.691 | 27.464 | 0.227 |
MJ33×2-4h6h | 33 | 32.72 | 0.28 | 31.701 | 31.595 | 0.106 | 30.691 | 30.464 | 0.227 |
MJ36×2-4h6h | 36 | 35.72 | 0.28 | 34.701 | 34.595 | 0.106 | 33.691 | 33.464 | 0.227 |
MJ39×2-4h6h | 39 | 38.72 | 0.28 | 37.701 | 37.595 | 0.106 | 36.691 | 36.464 | 0.227 |
①根据 ISO 965-1。 |
螺距 P | 根部半径 R | |
最大 | 最小 | |
0.35 | 0.063 | 0.053 |
0.4 | 0.072 | 0.06 |
0.45 | 0.081 | 0.068 |
0.5 | 0.09 | 0.075 |
0.6 | 0.108 | 0.09 |
0.7 | 0.126 | 0.105 |
0.8 | 0.144 | 0.12 |
1 | 0.18 | 0.15 |
1.25 | 0.226 | 0.188 |
1.5 | 0.271 | 0.225 |
2 | 0.361 | 0.3 |
螺纹 | D3 | D2 | D1 | |||||
最大 | 最大 | 最小 | TD2 4H① | 最大 | 最小 | TD1 6H | TD1 5H① | |
MJ1.6×0.35-4H6H | 1.704 | 1.426 | 1.373 | 0.053 | 1.359 | 1.259 | 0.1 |
|
MJ2×0.4-4H6H | 2.114 | 1.796 | 1.74 | 0.056 | 1.722 | 1.61 | 0.112 |
|
MJ2.5×0.45-4H6H | 2.625 | 2.268 | 2.208 | 0.06 | 2.187 | 2.062 | 0.125 |
|
MJ3×0.5-4H6H | 3.135 | 2.738 | 2.675 | 0.063 | 2.653 | 2.513 | 0.14 |
|
MJ3.5×0.6-4H6H | 3.658 | 3.181 | 3.11 | 0.071 | 3.075 | 2.915 | 0.16 |
|
MJ4×0.7-4H6H | 4.176 | 3.62 | 3.545 | 0.075 | 3.498 | 3.318 | 0.18 |
|
MJ5×0.8-4H6H | 5.195 | 4.56 | 4.48 | 0.08 | 4.421 | 4.221 | 0.2 |
|
MJ6×1-4H5H | 6.239 | 5.445 | 5.35 | 0.095 | 5.216 | 5.026 |
| 0.19 |
MJ7×1-4H5H | 7.239 | 6.445 | 6.35 | 0.095 | 6.216 | 6.026 |
| 0.19 |
MJ8×1-4H5H | 8.239 | 7.445 | 7.35 | 0.095 | 7.216 | 7.026 |
| 0.19 |
MJ10×1.25-4H5H | 10.28 | 9.288 | 9.188 | 0.1 | 8.994 | 8.782 |
| 0.212 |
MJ12×1.25-4H5H | 12.292 | 11.3 | 11.188 | 0.112 | 10.994 | 10.782 |
| 0.212 |
MJ14×1.5-4H5H | 14.335 | 13.144 | 13.026 | 0.118 | 12.775 | 12.539 |
| 0.236 |
MJ16×1.5-4H5H | 16.335 | 15.144 | 15.026 | 0.118 | 14.775 | 14.539 |
| 0.236 |
MJ18×1.5-4H5H | 18.335 | 17.144 | 17.026 | 0.118 | 16.775 | 16.539 |
| 0.236 |
MJ20×1.5-4H5H | 20.335 | 19.144 | 19.026 | 0.118 | 18.775 | 18.539 |
| 0.236 |
MJ22×1.5-4H5H | 22.335 | 21.144 | 21.026 | 0.118 | 20.775 | 20.539 |
| 0.236 |
MJ24×2-4H5H | 24.429 | 22.841 | 22.701 | 0.14 | 22.351 | 22.051 |
| 0.3 |
MJ27×2-4H5H | 27.429 | 25.841 | 25.071 | 0.14 | 25.351 | 25.051 |
| 0.3 |
MJ30×2-4H5H | 30.429 | 28.841 | 28.701 | 0.14 | 28.351 | 28.051 |
| 0.3 |
MJ33×2-4H5H | 33.429 | 31.841 | 31.701 | 0.14 | 31.351 | 31.051 |
| 0.3 |
MJ36×2-4H5H | 36.429 | 34.841 | 34.701 | 0.14 | 34.351 | 34.051 |
| 0.3 |
MJ39×2-4H5H | 39.429 | 37.841 | 37.701 | 0.14 | 37.351 | 37.051 |
| 0.3 |
① 根据ISO 965-1。 |
公称直径 d or D mm | 螺距 P mm | 螺栓μm | 螺母μm | ||
ΔP | Δα | ΔP | Δα | ||
1.6 | 0.35 | 9.2 | 1°45′ | 12.2 | 2°19′ |
2 | 0.4 | 9.7 | 1°37′ | 12.9 | 2°8′ |
2.5 | 0.45 | 10.4 | 1°32′ | 13.9 | 2°2′ |
3 | 0.5 | 11.1 | 1°28′ | 14.5 | 1°55′ |
3.5 | 0.6 | 12.2 | 1°21′ | 16.4 | 1°48′ |
4 | 0.7 | 12.9 | 1°13′ | 17.3 | 1°38′ |
5 | 0.8 | 13.9 | 1°9′ | 18.5 | 1°32′ |
6-7-8 | 1 | 16.4 | 1°5′ | 21.9 | 1°27′ |
10 | 1.25 | 17.3 | 0°55′ | 23.1 | 1°13′ |
12 | 1.25 | 19.6 | 1°2′ | 25.9 | 1°22′ |
14-16-18 20-22 | 1.5 | 20.8 | 0°55′ | 27.2 | 1°12′ |
24-27-30 33-36-39 | 2 | 24.5 | 0°49′ | 32.3 | 1°4′ |
1999年 ISO 5855-2:1999 航空航天 MJ螺纹 第2部分:螺栓和螺母螺纹的极限尺寸
1988年 ISO 5855-2:1988 航空航天.MJ螺纹 第2部分:螺栓和螺母的尺寸
1981年 ISO 5855-2:1981 航空航天.MJ螺纹 第2部分:螺栓和螺母的尺寸