形位精度等级和加工面加工精度等级、方案

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1、附录二形位精度公差值附表2-1直线度、平面度公差值公差等级主参数L/mm123456789101112公差值/μm≤100.20.40.81.2235812203060＞10~160.250.511.52.5461015254080＞16~250.30.61.2235812203050100＞25~400.40.81.52.5461015254060120＞40~630.5123581220305080150＞63~1000.61.22.5461015254060100200＞100~1600.81.53581220305080120250＞160~250124610

2、15254060100150300＞250~4001.22.5581220305080120200400＞400~6301.5361015254060100150250500＞630~10002481220305080120200300600＞1000~16002.551015254060100150250400800＞1600~25003612203050801202003005001000＞2500~400048152540601001502504006001200＞4000~6300510203050801202003005008001500＞6300~1000

3、061225406010015025040060010002000附表2-2圆度、圆柱度公差值公差等级主参数L/mm0123456789101112公差值/μm≤30.10.20.30.50.81.22346101425＞3~60.10.20.40.611.52.5458121830＞6~100.120.250.40.611.52.5469152236＞10~180.150.250.50.81.2235711182743＞18~300.20.30.611.52.546813213352＞30~500.250.40.611.52.5471116253962＞50~800

4、.30.50.81.223581319304674＞80~1200.40.611.52.546101522355487＞120~1800.611.223.5581218254063100＞180~2500.81.2234.57101420294672115＞250~3151.01.62.5468121623325281130＞315~4001.223579131825365789140＞400~5001.52.546810152027406397155附表2-3平行度、垂直度、倾斜度公差值公差等级主参数L/mm123456789101112公差值/μm≤100.40.

5、81.53581220305080120＞10~160.512461015254060100150＞16~250.61.22.5581220305080120200＞25~400.81.5361015254060100150250＞40~6312481220305080120200300＞63~1001.22.551015254060100150250400＞100~1601.5361220305080120200300500＞160~25024815254060100150250400600＞250~4002.551020305080120200300500800＞

6、400~63036122540601001502504006001000＞630~100048153050801202003005008001200＞1000~160051020406010015025040060010001500＞1600~250061225508012020030050080012002000＞2500~40008153060100150250400600100015002500＞4000~630010204080120200300500800120020003000＞6300~1000012255010015025040060010001500

7、25004000附表2-4同轴度、对称度、圆跳动和全跳动公差值公差等级主参数L/mm123456789101112公差值/μm≤10.40.611.52.5461015254060＞1~30.40.611.52.54610204060120＞3~60.50.81.2235812255080150＞6~100.611.52.54610153060100200＞10~180.81.2235812204080120250＞18~3011.52.54610152550100150300＞30~501.2235812203060120200400＞50~120