%0 Journal Article
%T ELECTROLESS DEPOSITION OF DOUBLE LAYERED Ni-P COATING AND ITS CORROSION PERFORMANCE IN SODIUM CHLORIDE SOLUTIONS<br>双层Ni-P化学镀工艺及镀层在NaCl溶液中耐蚀性能的研究
%A GAO Rong-jie
%A DU Min
%A SUN Xiao-xia
%A LI Hai-tao
%A <br>高荣杰
%A 杜敏
%A 孙晓霞
%A 李海涛
%J 腐蚀科学与防护技术
%D 2007
%I 
%X 采用正交实验筛选出一种含11.0 mass%P自腐蚀电位为-0.35 V的Ni-P、合金镀层作为中间层,与含9.7mass%P、自腐蚀电位为-0.46V的Ni-P合金镀层作为表面层,复配成为双镀层.采用PdCl2稳定性实验检验了镀液的稳定性,用中性盐雾试验、孔隙率试验和扫描电镜对比研究了双层化学镀Ni-P与单层化学镀Ni-P的腐蚀速率和耐点蚀特性.实验结果显示:双层镀Ni-P试样的平均腐蚀速率为7.04μm/a,仅为单层镀试样腐蚀速率28.3 μm/a的四分之一,表明双层化学镀Ni-P耐孔蚀性能明显优于单层化学镀Ni-P.
%K electroless Ni-P alloy
%K double layered deposits
%K pit corrosion resistance<br>化学镀Ni-P合金
%K 双层镀
%K 孔蚀
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=5B3AB970F71A803DEACDC0559115BFCF0A068CD97DD29835&cid=AB188D3B70B071C57EB64E395D864ECE&jid=9F6E6EC8BA5BB62698F6640073DDD6E1&aid=4FF673AFE1B5F8B2738BE9D026E84CE0&yid=A732AF04DDA03BB3&vid=2A8D03AD8076A2E3&iid=B31275AF3241DB2D&sid=8D75AD3BD0D1BCC5&eid=BEE722AB5028E81F&journal_id=1002-6495&journal_name=腐蚀科学与防护技术&referenced_num=0&reference_num=16