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通过对20Cr13不锈钢上、下过流盖表面的点状缺陷进行分析,确定为点腐蚀坑缺陷,并对其产生原因进行分析,对提高20Cr13不锈钢上、下过流盖产品质量,指导生产起到了重要作用。
Based on the analysis of spot defects on the surface of 20Cr13 stainless steel, the pitting corrosion defects were determined and the causes were analyzed. The quality of the upper and lower overcurrent caps of 20Cr13 stainless steel was improved and the production was guided Important role.