ASTM F2482 F2482M-21 负载指示外螺纹紧固件的标准规范.pdf

This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards Guides and Remendations issued by the World Trade Organization Technical Barriers to Trade (TBT)Committee. Designation:F2482/F2482M-21 INTERNATIONAL Standard Specification for Load-Indicating Externally Threaded Fasteners1 This standard is issued under the fixed designation F2482/F2482M:the number immediately following the designation indicates the year of original adoption or.in the case of revision.the year of last revision.A number in parentheses indicates the year of last reapproval. A superscript epsilon (e)indicates an editorial change since the last revision or reapproval. 1.Scope* ization established in the Decision on Principles for the 1.1 This specification covers externally threaded bolts Development of International Standards Guides and Re- studs and cap screws herein called fasteners capable of mendations issued by the World Trade Organization Technical indicating clamping forces up to yield strength during the Barriers to Trade (TBT)Committee. tightening process or post installation residual tension or both. Load-indicating fasteners utilize a variety of sensor types to 2.Referenced Documents indicate fastener tension.This specification outlines the various 2.1 ASTM Standards:2 types of load indication technologies available and defines their E4 Pract...