1.4木螺钉用螺纹(GB/T922—1986)
木螺钉用螺纹GB922—1986
木螺钉用螺纹见表1.1-4。
表1.1-4木螺钉用螺纹(mm)

参数表:
| d | 螺纹小径4 | 螺距P | b |
| 基本尺寸 | ≤ | ||
| 1.6 | 1.2 | 0.8 | 0.25 |
| 2 | 1.4 | 0.9 | |
| 2.5 | 1.8 | 1 | |
| 3 | 2.1 | 1.2 | |
| 3.5 | 2.5 | 1.4 | 0.3 |
| 4 | 2.8 | 1.6 | |
| (4.5) | 3.2 | 1.8 | |
| 5 | 3.5 | 2 | |
| (5.5) | 3.8 | 2.2 | 0.3 |
| 6 | 4.2 | 2.5 | |
| (7) | 4.9 | 2.8 | 0.35 |
| 8 | 5.6 | 3 | |
| 10 | 7.2 | 3.5 | |
| 12 | 8.7 | 4 | 0.4 |
| 16 | 12 | 5 | |
| 20 | 15 | 6 |
注:尽量不采用括号内规格。