DKBA 技术有限公司内部技术规范铸件质量要求Specification for Casting Part’s Quality修订声明Revision declaration本规范拟制与解释部门：整机工程部本规范的相关系列规范或文件：无相关国际规范或文件一致性：无替代或作废的其它规范或文件：压铸件技术规范相关规范或文件的相互关系：无规范号主要起草部门专家主要评审部门专家修订情况REV B 整机工程部：整机工程部：由于规范中增加了对金属型铸件的要求，将规范名称改为铸件质量要求；删除压铸件的表面分级，增加铸件的分类；铸件缺陷定义增加图片说明；删除公司未用到合金牌号；优化铸件表面质量、内部质量要求；增加检验项目；增加对回炉料的控制；增加铸件标识要求；将附录中内容移到正文中。

结构造型设计部：结构造型设计部：删减了压铸件设计的内容；增加了压铸件的分类、分级及对质量的详细要求。

结构事业部设计中心：结构事业部设计中心：第一版，无升级信息。

………………目录Table of Contents1铸件的分类..........................................................................................................2铸件的缺陷定义......................................................................................................3质量要求 ...........................................................................................................3.1铸件的化学成分及力学性能.......................................................................................3.2铸件尺寸......................................................................................................3.3铸件的表面质量 .................................................................................................3.4铸件的内部质量 .................................................................................................3.4.1 ............................................................................................................................113.4.2 ................................................................................................................................113.5铸件修补及矫正 .................................................................................................3.5.1............................................................................................................................ 压铸件123.5.2 ................................................................................................................................ 金124试验方法和检验规则 ...................................................................................................4.1检验项目.......................................................................................................4.1.1 ............................................................................................................................124.1.2 ................................................................................................................................124.2化学成分.......................................................................................................4.3力学性能.......................................................................................................4.4铸件尺寸.......................................................................................................4.5铸件重量.......................................................................................................4.6外观质量.......................................................................................................4.7内部质量.......................................................................................................4.7.1 ............................................................................................................................144.7.2 ................................................................................................................................145质量保证 ............................................................................................................6铸件的交付、包装、运输与储存 ..........................................................................................7参考文献Reference Document ...........................................................................................表目录List of Tables表1 铸件常见缺陷特征...................................................................................................表2 压铸铝合金化学成分和力学性能表......................................................................................表3 压铸锌合金化学成分和力学性能表......................................................................................表4 金属型铸造铝合金化学成分和力学性能表 ................................................................................表5 铸件尺寸公差数值（mm）............................................................................................表6 压铸件平面度公差（mm）............................................................................................表7 压铸件的平行度公差（mm）..........................................................................................表8 压铸件同轴度公差（mm）.............................................................................................表9 铸件表面质量要求表..................................................................................................表10 压铸件加工后加工面上允许孔穴缺陷表 ..................................................................................表11 金属型铸件表面孔洞限量.............................................................................................表12 铸件机械加工后螺纹允许孔穴的规定....................................................................................表13 内部缺陷允许级别...................................................................................................表14 压铸件检验项目 ....................................................................................................表15 金属型铸件检验项目.................................................................................................表16 铸件化学成分的检验.................................................................................................表17 铸件力学性能的检验.................................................................................................表18 回炉料分级标准 ....................................................................................................表19 回炉料与合金锭的配比...............................................................................................铸件质量要求Specification for Casting Part’s范围Scope:本标准规定了鴻富錦公司铸件毛坯的质量保证、验证方法及检验规则和交货条件。