1、Maryland Metrics Technical Data Chart: General Tolerances to DIN ISO 2768 T1 and T2 马里兰的度量技术数据图表，公差，T1 和 T2 DIN ISO 2768 The latest DIN standard sheet version applies to all parts made to DIN standards. DIN 的制造标准 DIN 的标准表 最新适用于所有的部件 Variations on dimensions without tolerance values are according to
2、“DIN ISO 2768-mk“. 所有的尺寸公差值都应按照 DIN ISO 2768-mK GENERAL TOLERANCES FOR LINEAR AND ANGULAR DIMENSIONS (DIN ISO 2768 T1) LINEAR DIMENSIONS: DIN ISO 2768 T1 对于线性尺寸及角度尺寸公差的应用Tolerance class 制定登机designation (description)描述Permissible deviationsin mm for ranges in 允许公差nominal lengths 在公称直径高等f (fine) m (me
3、dium)中等 c (coarse)下等很粗超v (very coarse)0.5 up to 3 0.05 0.1 0.2 -over 3 up to 6 0.05 0.1 0.3 0.5over 6 up to 30 0.1 0.2 0.5 1.0over 30 up to 120 0.15 0.3 0.8 1.5over 120 up to 400 0.2 0.5 1.2 2.5over 400 up to 1000 0.3 0.8 2.0 4.0over 1000 up to 2000 0.5 1.2 3.0 6.0over 2000 up to 4000 - 2.0 4.0 8.0E
4、XTERNAL RADII AND CHAMFER HEIGHTS外部的半径和槽的高度工程应用Tolerance classdesignation (description)Permissible deviationsin mm for ranges innominal lengths f (fine) m (middle) c (coarse) v (very coarse)0.5 up to 3 0.2 0.2 0.4 0.4over 3 up to 6 0.5 0.5 1.0 1.0over 6 1.0 1.0 2.0 2.0ANGULAR DIMENSIONS（长度）的角度尺寸公差应用
5、Tolerance classdesignation (description)Permissible deviationsin degrees and minutesfor ranges in nominallengths f (fine) m (middle) c (coarse) v (very coarse)up to 10 1 1 130 3over 10 up to 50 030 030 1 2over 50 up to 120 020 020 030 1over 120 up to 400 010 010 015 030over 400 05 05 010 020GENERAL
6、TOLERANCES FOR FORM AND POSITION (DIN ISO 2768 T2)STRAIGHTNESS AND FLATNESS（DIN ISO T2） 形为，正直，平整度公差应用Tolerance class 公差等级Ranges in nominallengths in mm H 高 K 中 L 低up to 10 0.02 0.05 0.1over 10 up to 30 0.05 0.1 0.2over 30 up to 100 0.1 0.2 0.4over 100 up to 300 0.2 0.4 0.8over 300 up to 1000 0.3 0.6
7、 1.2over 1000 up to 3000 0.4 0.8 1.6PERPENDICULARITY垂直度应用公差Ranges in nominallengths in mmTolerance classH K Lup to 100 0.2 0.4 0.6over 100 up to 300 0.3 0.6 1over 300 up to 1000 0.4 0.8 1.5over 1000 up to 3000 0.5 0.8 2SYMMETRY对称度公差应用Tolerance classRanges in nominallengths in mm H K Lup to 100 0.5 0.6 0.6over 100 up to 300 0.5 0.6 1over 300 up to 1000 0.5 0.8 1.5over 1000 up to 3000 0.5 1 2RUN-OUT同心度公差应用Tolerance classH K L0.1 0.2 0.5all dimensions in mm 所有的尺寸均以毫米为单位
