| | 铸铁平尺规格型号、误差参数 规格型号(mm) | 铸件重量(KG) | 级别 | 误差范围 | 500*60*80 | 10 | 1级 | ≤0.003 | 750*60*80 | 16 | 1级 | ≤0.003 | 1000*70*90 | 25 | 1级 | ≤0.005 | 1200*70*90 | 32 | 1级 | ≤0.005 | 1500*70*100 | 50 | 1级 | ≤0.005 | 2000*80*100 | 90 | 1级 | ≤0.008 | 2500*100*135 | 120 | 1级 | ≤0.012 | 3000*100*135 | 200 | 1级 | ≤0.026 | 4000*100*150 | 320 | 1级 | ≤0.038 | 5000*150*200 | 550 | 1级 | ≤0.045 | | | | |
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