The effects of nitrogen on the properties of low carbon high chromium cast iron were studied by mechanical property and wear resistance test, and metallograph analysis using OM and ESEM.
通过力学性能和耐磨性能测试、金相组织观察和ESEM形貌分析，研究了氮含量对低碳高铬铸铁性能的影响。
The old materials of the bushing have some defaults including bad wear-resistance property, serious wear to the steel cable and high price.
以往的衬套材质存在耐磨性差、对钢丝绳磨损严重以及成本过高等缺点。
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