>> P.206
-精度等级、选择分类-表2.1RW、SR、GSN精度等级的适用(公制系列)表2.2RWB的精度等级的适用(英制系列)等级(等级标记)等级(等级标记)大小尺寸普通级(1)(无标记)高级(H)精密级(P)超精密级(SP)大小尺寸普通级(无标记)○-○○15202526303240507095适用于SR、GSN。适用于RW。○---○○注(1)(2)○○○○○○○○○○○○○○○○○○○○○○○○○○○○(2)--141624324864------高级(H)○○○○○○精密级(P)超精密级(SP)○○○○○○○○○○--表3.1RW、RWB宽度W的容许公差表3.2SR、GSN宽度W1、长度L1的容许公差L1GSN单位mmW1W1L1SR大小尺寸W1的尺寸公差L1的尺寸公差0–0.20–0.30–0.20–0.3WRWW的尺寸公差mm0–0.050–0.070–0.10大小尺寸263040507095RWB大小尺寸W的尺寸公差inch1416243248640–0.0020–0.0030–0.004表4表示标记和高度H及组合高度A的容许公差H152025324050AA英制inchⅡ-198–0.0002–0.0004–0.00012–0.00024–0.00036–0.00008–0.00016–0.00024–0.00032–0.00040-～～～～～～～～～～0–0.00020–0.00012–0.000240–0.00008–0.00016–0.00024–0.00032RWSRGSN高度H及组合高度A的尺寸公差公制mm–0.010–0.005–0.010–0.003–0.006–0.009–0.002–0.004–0.006–0.008–0.010～～～～～～～～～～～00–0.0050–0.003–0.0060–0.002–0.004–0.006–0.008精度等级普通级(无标记)高级(H)精密级(P)超精密级(SP)项目分类标记-E5E10C3C6C9B2B4B6B8B10
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