| 直 径(mm) | 长 度(mm) | 允许公差 |
| 1,2,3,4 | >2000 | +5.0 |
| 5,6,7,8,9 |
| 4,5,6,7,8,10,12,15,16,18,20,25,30 | 1000，2000 | +3.60 |
| 35,40,45,50 ,55,60,65,70,75,80,85 |
| 90,95,100,110,120,130,140,150,160 |
| 55,60,65,70,75,80,85,90,95 | 100～600 | +2.50 |
| 100,110,120,130,140,150,160 |
| 180,200,250,270,300,350,400 | +2.0 |