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PPAP(生产件批准程序) PRODUCTION PART APPROVAL PROCESS 一，定义（什么是PPAP）：definition 顾客对供应商的产品、生产条件、生产过程等方面的书面约定与认可。 PPAP is a production part approval process used by US auto industry (GM, Ford, and Chrysler). The Production Part Approval Process (PPAP) outlines the methods used for approval of production and service commodities, including bulk materials, up to and including part submission warrant in the Advanced Quality Planning process. The purpose of the PPAP process is to ensure that suppliers of components comply with the design specification and can show documentary evidence that the level can be maintained during the life of the product. 二，目的（aim）： 确定供方是否已经正确理解了顾客工程设计记录和规范的所有要求，并且在执行所要求的生产节拍下的实际生产过程中，具有持续满足这些要求的潜在能力。 The Purpose of PPAP is to determine if all customer engineering design records and specification requirements are properly understood by the supplier and that the process has the potential to produce product meeting these requirements during an actual production run at the quoted rate. 三，过程要求：process requir 用于 PPAP的产品必须： 1.取自重要的生产过程； 2.是1 小时到 8 小时的生产，且规定的生产数量至少为 300 件连续生产的部件，除非顾客代表另有规定； 3.在生产现场使用与生产环境相同的工装、量具、工艺、材料和操作人员进行生产。 四，要求：qualification requirements 1.设计记录（design records） －应提交包括成套零件图样在内的所有设计记录，如 CAD/CAM、数据资料、零件图样和技术规范； －所有图纸必须被批准，并是最新状态的； －设计记录应包括 YF 产品工程师批准的任何工程更改文件（如果有） Design records are engineering requirements for judging the acceptability of a part characteristic. For qualification, every feature of the product as identified by engineering spec...