网站小编 Originally posted on 2021年1月13日 @ 上午5:01
螺纹规格为M1.4～M12的带槽圆螺母。
标记示例：
螺纹规格D＝M5、材料为Q235、不经表面处理的A型带槽圆螺母的标记：
螺母 GB 817 M5
螺纹规格为M1.4～M12的带槽圆螺母：
| 螺纹规格 | dk | m | B | n | K | C | d2 | |||||
| D | max | min | max | min | max | min | 公称 | min | max | |||
| M1.4 | 3 | 2.86 | 1.6 | 1.35 | 1.1 | 0.85 | 0.4 | 0.46 | 0.6 | — | 0.1 | — |
| M1.6 | 4 | 3.82 | 2 | 1.75 | 1.2 | 0.95 | 0.4 | 0.46 | 0.6 | — | 0.1 | — |
| M2 | 4.5 | 4.32 | 2.2 | 1.95 | 1.4 | 1.15 | 0.5 | 0.56 | 0.7 | — | 0.2 | — |
| M2.5 | 5.5 | 5.32 | 2.5 | 2.25 | 1.6 | 1.35 | 0.6 | 0.66 | 0.8 | 1.1 | 0.2 | M1.4 |
| M3 | 6 | 5.82 | 3 | 2.7 | 2 | 1.75 | 0.8 | 0.86 | 1 | 1.3 | 0.2 | M1.4 |
| M4 | 8 | 7.78 | 3.5 | 3.2 | 2.5 | 2.25 | 1 | 0.96 | 1.31 | 1.8 | 0.3 | M1.4 |
| M5 | 10 | 9.78 | 4.2 | 3.9 | 2.8 | 2.55 | 1.2 | 1.26 | 1.51 | 2.1 | 0.4 | M2 |
| M6 | 11 | 10.73 | 5 | 4.7 | 3 | 2.75 | 1.6 | 1.66 | 1.91 | 2.5 | 0.4 | M2 |
| M8 | 14 | 13.73 | 6.5 | 6.14 | 4 | 3.7 | 2 | 2.06 | 2.31 | 3.3 | 0.5 | M2 |
| M10 | 18 | 17.73 | 8 | 7.64 | 5 | 4.7 | 2.5 | 2.56 | 2.81 | 4 | 0.5 | M3 |
| M12 | 22 | 21.67 | 10 | 9.64 | 6 | 5.7 | 3 | 3.06 | 3.31 | 5 | 0.8 | M4 |
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