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超级快车【宝贝推荐】 |
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铸铁方箱:按JB/T3411.56-99标准制造,材料HT200。
铸铁方箱主要用于零部件的平行度、垂直度等的检验和划线。方箱是用铸铁制成的具体6个工作面的空腔正方体,其中一个工作面上有V型槽。方箱检定的环境条件:常温、常湿。
规格(mm) | 工作面的平面度 | 工作面的垂直度.平行度及V型槽对底部和侧面的平行度 |
精度等级(μm) |
1级 | 2级 | 3级 | 1级 | 2级 | 3级 |
100×100×100 | 3.5 | 7 | 15 | 7 | 15 | 30 |
150×150×150 | 4 | 9 | 17 | 8 | 18 | 35 |
200×200×200 | 4.5 | 10 | 20 | 9 | 20 | 40 |
250×250×250 | 5 | 11 | 22 | 10 | 22 | 45 |
300×300×300 | | 12 | 25 | | 25 | 50 |
400×400×400 | | 15 | 30 | | 30 | 60 |
500×500×500 | | | 35 | | | 70 |
600×600×600 | | | 40 | | | 80 |
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