格TYPE (mm) | 工作面平面度相對面平行度 Flantness of working surface¶lleli of opposite surface | 工作面間垂直度 Squareness between working surfaces | 每對平行規H、W等高之差Tolerance of h.w betweena matched pair | |||
等級Precision grade | ||||||
00 | 0 | 00 | 0 | 00 | 0 | |
160x25x16 | 1.5 | 3 | 20 | 40 | 1.5 | 3 |
250x40x25 | 2 | 4 | 30 | 60 | 2 | 4 |
400x63x40 | 4 | 8 | 40 | 80 | 4 | 8 |
630x100x63 | 6 | 12 | 50 | 100 | 6 | 12 |
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