%0 Journal Article
%T LASER SURFACE ALLOYING OF 40Cr STEEL WITH Ni60B POWDER AND ITS RESISTANCE TO WEAR AND CORROSION<br>40Cr钢激光表面加Ni60B合金化及其磨蚀性能研究
%A 李刚
%A 邱玲
%A 邱星武
%J 腐蚀科学与防护技术
%D 2009
%I 
%X 对40Cr钢进行了表面加Ni60B粉末激光合金化处理.金相、扫描电镜、X射线衍射分析,硬度测试和磨损与盐雾腐蚀实验的结果表明：合金化层的结构为熔化区、过渡区及热影响区；熔化区显微组织为胞状一树枝状晶,热影响区为极细的隐晶马氏体；激光合金化处理后的试样产生了新相Cr23C6和Cr3C2,显微硬度Hk可达到8.6 GPa,比基体提高了近3倍；耐磨性与耐蚀性都比基体有明显提高.
%K laser alloying
%K wear resistance
%K corrosion resistance<br>激光合金化
%K 耐磨性
%K 耐蚀性
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=5B3AB970F71A803DEACDC0559115BFCF0A068CD97DD29835&cid=AB188D3B70B071C57EB64E395D864ECE&jid=9F6E6EC8BA5BB62698F6640073DDD6E1&aid=889AF002CC7DA05531AE374A5E084F3E&yid=DE12191FBD62783C&vid=659D3B06EBF534A7&iid=B31275AF3241DB2D&sid=52B9DFFFCC2EB041&eid=57EA20F731155703&journal_id=1002-6495&journal_name=腐蚀科学与防护技术&referenced_num=0&reference_num=0