變更

[[File:U=320512002,1417209449&fm=26&gp=0.jpg|缩略图|450px|[https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=布氏硬度&step_word=&hs=0&pn=1&spn=0&di=440&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=0&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=undefined&cs=320512002%2C1417209449&os=653689227%2C465856680&simid=3439905107%2C403378404&adpicid=0&lpn=0&ln=1407&fr=&fmq=1581164770009_R&fm=&ic=undefined&s=undefined&hd=undefined&latest=undefined&copyright=undefined&se=&sme=&tab=0&width=undefined&height=undefined&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=http%3A%2F%2Fwww.risheng-cn.com%2Fueditor%2Fphp%2Fupload%2Fimage%2F20151202%2F1449019841306208.jpg&fromurl=ippr_z2C%24qAzdH3FAzdH3Fooo_z%26e3B6tfijg2-vg_z%26e3Bv54AzdH3FgjofAzdH3Fblb_z%26e3Bip4s&gsm=2&rpstart=0&rpnum=0&islist=&querylist=&force=undefined 原图链接][http://www.risheng-cn.com/news/898.html 来自日升紧固件]]]

由[[瑞典]]人布纳瑞（J.A.Brinell）首先提出，故称布氏硬度 。