Impact fracture surface changed from quasi-cleavage fracture to cleavage fracture and dimple after modified by K/Na-V. And the high chromium white cast iron had best structure, comprehensive performance and wear resistance when the quality fraction of adding K/Na-V was 1.2%.
复合变质剂加入量为1.2％K／Na-V时，高铬铸铁的组织、力学性能及耐磨性达到最好。
参考来源 - K/Na·2,447,543篇论文数据，部分数据来源于NoteExpress
Variation and failure of the grinding ball of high chromium white cast iron during production and service are mainly caused by the internal stress.
内应力是造成高铬白口铸铁磨球在生产和服役过程中出现变异和失效的主要原因。
The high chromium white cast iron was carried on wear abrasion test under different loads on the testing machine.
对不同载荷作用下的高铬铸铁在耐磨实验机上进行了磨料磨损试验；
The current status of research work, production technique and application on high chromium white cast iron are introduced and its research trend is also discussed.
介绍了高铬白口铸铁的研究、生产工艺和应用情况；并对高铬白口铸铁的研究方向提出了看法。
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