2.6紧固件公差中采用的轴的公差带（GB/T 1800.4—1999)
紧固件公差中采用的轴的公差带GB1800.4—1999
紧固件公差采用的轴的公差带见表1.1-11。
表1.1-11紧固件公差中采用的轴的公差带
| 基本尺寸/mm | 轴的公差带/mm | ||||||||
| hl3 | hl4 | hl5 | hl6 | hl7 | js14 | jsl5 | jsl6 | jsl7 | |
| ≤3 | 0 | 0 | 0 | 0 | 0 | ±0.125 | ±0.20 | ±0.30 | ±0.50 |
| -0.14 | -0.25 | -0.4 | -0.6 | -1 | |||||
| >3〜6 | 0 | 0 | 0 | 0 | 0 | ±0.15 | ±0.24 | ±0.375 | ±0.60 |
| -0.18 | -0.3 | -0.48 | -0.75 | -1.2 | |||||
| >6〜10 | 0 | 0 | 0 | 0 | 0 | ±0.18 | ±0.29 | ±0.45 | ±0.75 |
| -0.22 | -0.36 | -0.58 | -0.9 | -1.5 | |||||
| >10〜18 | 0 | 0 | 0 | 0 | 0 | ±0.215 | ±0.35 | ±0.55 | ±0.90 |
| -0.27 | -0.43 | -0.7 | -1.1 | -1.8 | |||||
| >18〜30 | 0 | 0 | 0 | 0 | 0 | ±0.26 | ±0.42 | ±0.65 | ±1.05 |
| -0.33 | -0.52 | -0.84 | -1.3 | -2.1 | |||||
| >30〜50 | 0 | 0 | 0 | 0 | 0 | ±0.31 | ±0.50 | ±0.80 | ±1.25 |
| -0.39 | -0.62 | -1 | -1.6 | -2.5 | |||||
| >50〜80 | 0 | 0 | 0 | 0 | 0 | ±0.37 | ±0.60 | ±0.95 | ±1.50 |
| -0.46 | -0.74 | -1.2 | -1.9 | -3 | |||||
| >80〜120 | 0 | 0 | 0 | 0 | 0 | ±0.435 | ±0.70 | ±1.10 | ±1.75 |
| -0.54 | -0.87 | -1.4 | -2.2 | -3.5 | |||||
| >120〜180 | 0 | 0 | 0 | 0 | 0 | ±0.50 | ±0.80 | ±1.25 | ±2.00 |
| -0.63 | -1 | -1.6 | -2.5 | -4 | |||||
| >180〜250 | 0 | 0 | 0 | 0 | 0 | ±0.575 | ±0.925 | ±1.45 | ±2.30 |
| -0.72 | -1.15 | -1.85 | -2.9 | -4.6 | |||||
| >250〜315 | 0 | 0 | 0 | 0 | 0 | ±0.65 | ±1.05 | ±1.60 | ±2.60 |
| -0.81 | -1.3 | -2.1 | -3.20 | -5.2 | |||||
| >315〜400 | 0 | 0 | 0 | 0 | 0 | ±0.70 | ±1.15 | ±1.80 | ±2.85 |
| -0.89 | -1.40 | -2.30 | -3.60 | -5.70 | |||||
| >400〜500 | 0 | 0 | 0 | 0 | 0 | ±0.775 | ±1.25 | ±2.00 | ±3.15 |
| -0.97 | -1.55 | -2.50 | -4.00 | -6.30 | |||||