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本表为公制规格自攻螺套规格表,以及安装自攻螺套需要钻孔尺寸:
自攻螺磁规格参数和钻孔尺寸表
302型(开槽型) | 长度(mm) | 外螺纹 | 参考钻孔直径 | 钻孔深度(mm) | |
铝合金 | 铸铁 | ||||
M2.5-0.45 | 6 | M4.5-0.5 | 4.1-4.2 | 4.2-4.3 | 8 |
M3-0.5 | 6 | M5-0.5 | 4.6-4.7 | 4.7-4.8 | 8 |
M3.5-0.6 | 8 | M6-0.75 | 5.5-5.6 | 5.6-5.7 | 10 |
M4-0.7 | 8 | M6.5-0.75 | 6.0-6.1 | 6.1-6.2 | 10 |
M5-0.8 | 10 | M8-1.0 | 7.3-7.5 | 7.5-7.6 | 13 |
M6-1.0 | 12 | M9-1.0 | 8.3-8.5 | 8.5-8.6 | 15 |
M6-1.0 | 14 | M10-1.5 | 9.2-9.3 | 9.3-9.4 | 17 |
M8-1.25 | 15 | M12-1.5 | 11-11.2 | 11.2-11.4 | 18 |
M10-1.5 | 18 | M14-1.5 | 13.0-13.3 | 13.2-13.4 | 22 |
M12-1.75 | 22 | M16-1.5 | 15.0-15.3 | 15.2-15.4 | 26 |
M14-2.0 | 24 | M18-1.5 | 17.0-17.3 | 17.2-17.5 | 28 |
M16-2.0 | 22 | M20-1.5 | 19.0-19.3 | 19.2-19.5 | 27 |
307型(三圆孔) | 长度(mm) | 外螺纹 | 参考钻孔直径(mm) | 钻孔深度(mm) | |
铝合金 | 铸铁 | ||||
M3-0.5 | 4 | M5-0.6 | 4.6-4.7 | 4.7-4.8 | 6 |
M4-0.7 | 6 | M6.5-0.8 | 6.0-6.1 | 6.1-6.2 | 8 |
M5-0.8 | 7 | M8-1.0 | 7.4-7.5 | 7.6-7.7 | 9 |
M6-1.0 | 8 | M10-1.25 | 9.3-9.4 | 9.5-9.6 | 10 |
M8-1.25 | 9 | M12-1.5 | 11.1-11.3 | 11.3-11.5 | 11 |
M10-1.5 | 10 | M14-1.5 | 13.1-13.3 | 13.3-13.5 | 13 |
M12-1.75 | 12 | M16-1.75 | 15.0-15.3 | 15.3-15.5 | 15 |
M14-2.0 | 14 | M18-2.0 | 17.0-17.2 | 17.3-17.5 | 17 |
M16-2.0 | 14 | M20-2.0 | 19.0-19.2 | 19.3-19.5 | 17 |
308型(三圆孔) | 长度(mm) | 外螺纹 | 参考钻孔直径(mm) | 钻孔深度(mm) | |
铝合金 | 铸铁 | ||||
M3-0.5 | 6 | M5-0.6 | 4.6-4.7 | 4.7-4.8 | 8 |
M4-0.7 | 8 | M6.5-0.8 | 6.0-6.1 | 6.1-6.2 | 10 |
M5-0.8 | 10 | M8-1.0 | 7.4-7.5 | 7.6-7.7 | 13 |
M6-1.0 | 12 | M10-1.25 | 9.3-9.4 | 9.5-9.6 | 15 |
M8-1.25 | 14 | M12-1.5 | 11.1-11.3 | 11.3-11.5 | 17 |
M10-1.5 | 18 | M14-1.5 | 13.1-13.3 | 13.3-13.5 | 22 |
M12-1.75 | 22 | M16-1.75 | 15.0-15.3 | 15.3-15.5 | 26 |
M14-2.0 | 24 | M18-2.0 | 17.0-17.2 | 17.3-17.5 | 28 |
M16-2.0 | 24 | M20-2.0 | 19.0-19.2 | 19.3-19.5 | 28 |