标准号:ANSI/ASME B18.13.1M-2011
中文标准名称:螺钉和垫圈组件:SEMS(米制系列)
英文标准名称:Screw and Washer Assemblies: Sems (Metric Series)
标准类型:J13
发布日期:1999/12/31 12:00:00
实施日期:1999/12/31 12:00:00
中国标准分类号:J13
国际标准分类号:21.060.30
适用范围:(a) This Standard covers general and dimensional data pertinent to the various types of screw and captive washer assemblies, otherwise known as SEMS, which are recognized as an American National Standard. (The word 'sems' is a generic term applicable to screw and washer assemblies. ) NOTE: The word ælockÆ appearing in the names of products in this Standard is generic term historically associated with their function and is not intended to imply an indefinite permanency of fixity in attachments where the fasteners are used. (b) The inclusion of dimensional data in this standard is not intended to imply that all of the products described herein are stock production items. Consumers should consult with respective suppliers concerning the availability of products.