ASME Y14.5M-1994 中文版 确定尺寸及规定公差.pdf

ASME 国家标准工程制图及相关文件操作规范确定尺寸及规定公差 ASME -1994 [ANSI ASME -1982(R1988) 修订版] 美国机械工程师协会 II 发布日期: 1995 年 1 月 23 日当本协会批准发布新版本时,本标准将被修订。将没有发布本标准新版本要求的附录或书面说明。 ASME 是美国机械工程师协会的注册商标。本标准是在满足美国国家标准的合格程序下开发出来的。认证本标准的委员会经过平衡以确保有能力和有兴趣的个体有机会参加标准的制定。提出的标准向大众公开以对此进行评论,这样就提供了一个得到工厂、学术机构、管理机构以及公众反馈的机会。 ASME 不“批准”、“评价”或“签署”任何条款、解释、所有权或行为。 ASME 对那些宣称在本文件中提到的任何条款相关的任何专利权的有效性的事项不采取任何立场,也不保证任何人利用标准侵犯专利的责任,也不假想这样的倾向。标准的使用者被明确告知,对任何这样专利权的有效性的判断,违反这样权力的风险,完全是他们自己的责任。由于工业界相关的联邦机构代表(们)或人员(们)的参与不能理解为政府或工业界对本标准的认可。 ASME 仅对按照 ASME 程序和政策公布解释负责,这样就排除了志愿者个人进行解释。未经出版商的书面授权不得以任何形式对本标准的任何部分进行复制无论以电子版或其他任何形式美国机械工程学会 Three Park Avenue, New York, NY 10016-5990 版权?2006 美国机械工程学会版权所有印刷于 . III 目 录 1 应用范围、定义以及通用确定尺寸························································································· 1 概述···························································································································· 1 参考文献···················································································································· 1 定义···························································································································· 2 基本规则···················································································································· 4 测量单位····················································································································· 4 尺寸标注类型············································································································· 5 尺寸标注的应用·········································································································· 6 确定特征尺寸·············································································································· 10 特征的定位·················································································································· 18 2 一般的公差确定及相关规则··················