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wu kong xi gu ti shen gui
Author(s): 
Pages: 52-54
Year: Issue:  2
Journal: Heat Treatment Technology and Equipment

Keyword:  渗硅耐腐蚀性侵蚀性介质钢铁零件钢件内层工艺过程抗蚀性显微硬度耐蚀性;
Abstract: <正> 渗硅是一种提高钢铁零件耐腐蚀性特别是在侵蚀性介质中工作的零件耐腐蚀性的方法。在零件表面上获得致密无孔隙的渗硅层时其抗蚀性提高。因此,在钢件上得到无孔隙的渗硅层乃是完成这一工艺过程的最重要任务之一。文献[1,2]中的分析表明,在大多数场合下,用接触法渗硅(粉末渗硅)时,在渗硅的表面上形成脆性表层,它由硅浓度高的α′相(Fe3Si)构成。该层与其内层的
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