燕尾角度尺规格 | 工作面平面度、直线度 | 两工作面夹角α精度 | ||
精度 | ||||
1级 | 2级 | 1级 | 2级 | |
凸45°50°55°60°90°120°×500 | 6 | 12 | ±1 | ±1.5 |
凹45°50°55°60°90°120°×500 | 6 | 12 | ±1 | ±1.5 |
凸45°50°55°60°90°120°×750 | 8 | 15 | ±1 | ±1.5 |
凹45°50°55°60°90°120°×750 | 8 | 15 | ±1 | ±1.5 |
凸45°50°55°60°90°120°×1000 | 9 | 18 | ±1 | ±1.5 |
凹45°50°55°60°90°120°×1000 | 9 | 18 | ±1 | ±1.5 |
凸45°50°55°60°90°120°×1500 | 15 | 30 | ±1 | ±1.5 |
凹45°50°55°60°90°120°×1500 | 15 | 30 | ±1 | ±1.5 |