| 螺纹尺寸 | M4 | M5 | M6 | (M7) | M8 | M10 | M12 | (M14) | M16 | (M18) | M20 | (M22) | M24 | ||
| d | |||||||||||||||
| P | 粗牙 | 0.7 | 0.8 | 1 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 | 2.5 | 2.5 | 3 | |
| 细牙 | / | / | / | / | 1 | 1.25 | 1.25 | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 | 2 | ||
| 细牙 | / | / | / | / | / | / | 1.5 | / | / | / | / | / | / | ||
| b1 | 8 | 10 | 12 | 14 | 16 | 20 | 24 | 28 | 32 | 36 | 40 | 44 | 48 | ||
| b | L≤125 | 14 | 16 | 18 | 20 | 22 | 26 | 30 | 34 | 38 | 42 | 46 | 50 | 54 | |
| 125＜L≤200 | 20 | 22 | 24 | 26 | 28 | 32 | 36 | 40 | 44 | 48 | 52 | 56 | 60 | ||
| L＞200 | / | / | / | / | / | 45 | 49 | 53 | 57 | 61 | 65 | 69 | 73 | ||
| ds | 最大值 | 4 | 5 | 6 | 7 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 22 | 24 | |
| 最小值 | 3.82 | 4.82 | 5.82 | 6.78 | 7.78 | 9.78 | 11.73 | 13.73 | 15.73 | 17.73 | 19.67 | 21.67 | 23.67 | ||
| x | 1.75 | 2 | 2.5 | 2.5 | 3.2 | 3.8 | 4.3 | 5 | 5 | 6.3 | 6.3 | 6.3 | 7.5 | ||
| 千件钢制重≈kg | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
