T/CSAE 99-2019中国汽车工程学会标准《汽车紧固件用耐热钢技术条件》解读

Interpretation of the T/CSAE 99-2019,Heat-resistant Steel Technical Specification for Automobile Fasteners

作为汽车工程领域的全国学术性组织,中国汽车工程学会于2019年4月25日正式发布实施T/CSAE 99-2019《汽车紧固件用耐热钢技术条件》。该标准为行业内首次制定适用于汽车高温连接紧固件用冷镦材料,并首次规定了符合国家相关标准的四种冷镦耐热钢牌号、化学成分、机械性能和生产、产品形状、检测等相关技术条件。本文介绍了该标准的立项背景、编制原则,对主要内容及编制情况作了详细说明,并对标准实施提出了几点建议。

China Society of Automotive Engineers,a national academic organization of automobile,published and implemented T/CSAE 99-2019,Heat-resistant steel technical specification for automobile fasteners,on April 25,2019.This paper introduces the background and principle of the standard,explains its main content and compilation and puts forward several sugge stions on the implementation of the standard.