規格 | 工作面直線度或平面度 | 兩工作面夾角α精度 | ||
精度等級 | ||||
1級 | 2級 | 1級 | 2級 | |
凸45°55°60°90°120°×500 | 6 | 12 | ±1 | ±1.5 |
凹45°55°60°90°120°×500 | 6 | 12 | ±1 | ±1.5 |
凸45°55°60°90°120°×750 | 8 | 15 | ±1 | ±1.5 |
凹45°55°60°90°120°×750 | 8 | 15 | ±1 | ±1.5 |
凸45°55°60°90°120°×1000 | 9 | 18 | ±1 | ±1.5 |
凹45°55°60°90°120°×1000 | 9 | 18 | ±1 | ±1.5 |
凸45°55°60°90°120°×1500 | 15 | 30 | ±1 | ±1.5 |
凹45°55°60°90°120°×1500 | 15 | 30 | ±1 | ±1.5 |