花岗岩直角尺
规格 | 测量面对基面垂直度 | 测量面平面度或垂直度 | 基面平面度或直线度 | ||||
精度等级(微米) | |||||||
00 | 0 | 00 | 0 | 00 | 0 | ||
SC100×63 | 2 | 4 | 1 | 1 | 1 | 1 | |
SC160×100 | 2 | 4 | 1 | 2 | 1 | 1 | |
SC250×160 | 2.5 | 5 | 1 | 2 | 1 | 2 | |
SC400×250 | 3.5 | 7 | 1 | 2.5 | 1 | 2 | |
SC630×400 | 4.5 | 9 | 1.5 | 3 | 1 | 2.5 | |
SC1000×630 | 6 | 12 | 2.5 | 5 | 1.5 | 3 |