目录修订履历.............................................................................................................................................................31.介紹......................................................................................................................................................................41.1目的......................................................................................................................................................................41.2範圍......................................................................................................................................................................42.螺牙.......................................................................................................................................................................82.1定义......................................................................................................................................................................62.2分类......................................................................................................................................................................82.3精度等级...............................................................................................................................................................82.4螺纹标注...............................................................................................................................................................92.5基本尺寸............................................................................................................................................................103.铝合金...............................................................................................................................................................103.1铝合金成分.........................................................................................................................................................104.公差...................................................................................................................................................................124.1ISO...................................................................................................................................................................124.2JIS.....................................................................................................................................................................124.3DIN....................................................................................................................................................................124.4GB.....................................................................................................................................................................145参考文件..........................................................................................................................................................15修订履历6/8/016/11/011.介绍1.1目的定义产品的外观信息,包括:装配的公差,特殊的外观要求以及在允许范围内的和通用标准的偏差。1.2范围适用于公司所生产的所有压铸件产品，客户特别规定的除外。2.螺牙2.1定义螺纹：在圆柱或圆锥表面上,沿着螺旋线所形成的具有规定...
