摩托车轮轮辋标准

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1、摩托车轮轮毂标准一、目的1、标准化产品设计，提高产品设计质量。2、为技术部设计人员提供标准依据。二、范围1、适用于技术部设计人员自主开发设计的产品。2、适用于昂大整体式铝合金压铸造摩托车轮的设计。轮辋部分标准化设计1.圆柱型轮辋名义尺寸及代号的标准化设计1-1.圆柱型胎圈座轮辋轮廓尺寸（WM型轮辋）轮辋名义宽度代号ABminCG0.5HPminR1minR2R3maxR4minR5min1.1028.05.0507.07.03.01.55.51.55.07.01.2030.55.55.59.06.01.3534.06.56.010.07.53.52.0

2、6.51.4036.08.010.01.5038.07.56.510.58.04.02.07.02.05.511.51.6040.57.512.04.58.06.013.01.8547.08.510.514.09.05.012.57.015.02.1555.07.518.52.5063.59.53.019.02.7570.010.512.011.03.03.0076.01-2.圆柱型轮辋标定直径（WM型轮辋）轮辋名义直径代号轮辋标定直径D14357.115382.516405.617433.318458.719484.120509.521534.922

3、558.823584.22.5°斜底式轮辋名义尺寸及代号的标准化设计2-15°斜底式胎圈座轮辋轮廓尺寸（MT型轮辋）名义直径代号为4~12轮辋义宽度代号ABminCEGHminR1minR2R3maxR40.5R5minR60.5R70.5尺寸公差尺寸公差尺寸公差1.85MT47.010.510.514.00.511.53.012.52.53.03.03.02.52.15MT55.013.02.50MT63.512.05.52.75MT70.014.03.00MT76.015.013.03.50MT89.02-15°斜底式胎圈座轮辋轮廓尺寸（MT型轮辋

4、）名义直径代号为13~23轮辋义宽度代号ABminCEGHminR1minR2R3maxR40.5R5minR60.5R70.5尺寸公差尺寸公差尺寸公差MT1.5038.07.56.510.00.58.03.07.02.53.0MT1.6.040.59.08.510.012.012.52.53.02.5MT1.8547.010.512.014.09.03.0MT2.1555.013.0MT2.5063.514.012.05.5MT2.7570.015.0MT3.0076.016.013.0MT3.5089.0MT3.7595.0MT4.00101.5M

5、T4.25108.0MT4.50114.5MT5.00127.0MT6.00140.0MT6.25159.0MT6.50165.0MT7.00178.0MT7.50190.59.010.516.014.013.03.012.52.55.53.03.02.5MT8.00203.0MT8.50216.0MT9.00228.5MT9.50241.5MT10.00254.0MT10.50266.5MT11.00279.5注：R5min尺寸名义宽度代号为MT2.50和大于MT2.50的轮辋槽底轮廓可选R=全半径的圆弧(如下图)。轮辋名义宽度代号R5minRmin

6、MT1.853.020.0MT2.15MT2.5030.0MT2.75MT3.0040.0MT3.50注：1.名义宽度代号为MT2.50和大于MT2.50的轮辋槽底轮廓可选R=全半径的圆弧（上图显示）2.名义宽度代号大于MT3.50的可选此轮辋槽底轮2-2.5°斜底式胎圈座轮辋标定直径（MT型轮辋）轮辋名义直径代号轮辋标定直径D凸峰周长πDH4100.8314.55126.2394.36151.6474.17177.0553.98202.4633.79227.8713.510253.2793.312304.0952.913M/C332.21041.51

7、4M/C357.61121.315M/C383.01201.216M/C406.01273.417M/C433.81360.718M/C459.21440.519M/C484.61520.320M/C510.01600.121M/C535.41679.923M/C584.71837.8注：轮辋名义直径代号为16M/C的标定直径周长公差为±mm.3.无内胎摩托车轮气门嘴孔结构3-1.直孔气门嘴孔结构3-2.台阶孔气门嘴孔结构3-3.台阶孔侧气门嘴孔结构(适用于名义宽度代号为MT3.00和大于MT3.00的轮辋)