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zhuan lu 20crmnti jie jing du fen xi
Author(s): 
Pages: 35-37
Year: Issue:  2
Journal: Journal of Zhejiang Metallurgy

Keyword:  20CrMnTi洁净度夹杂物分析;
Abstract: 通过全流程系统取样分析,发现杭钢20CrMnTi全氧含量控制水平较好,而冶炼过程增氮较为突出,主要为精炼过程及大包到中包增氮。采用金相观察、非水溶液电解、大样电解相结合的研究方法,观察和分析钢中全尺寸范围夹杂物。结果表明,铸坯全尺寸范围夹杂物主要为SiO2-Al2O3-MgO-K2O、SiO2、CaO-MgO、Al2O3、SiO2-Al2O3-CaO、CaO类夹杂物。
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