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Influence of the Temperature and the Deformation Reduction on the Graphite Morphology and Distribution of Spheroidal Cast Iron
Author(s): DU Jin-feng, ZHAI Li-zhen, ZHANG Feng, ZHAO Xing-guo, LIANG Wei
Pages: 45-
47
Year: 2006
Issue:
3
Journal: HEAT TREATMENT OF METALS
Keyword: 球墨铸铁; 塑性变形; 石墨形态; 组织细化;
Abstract: 研究了球墨铸铁在(800±10)℃、(900±10)℃,单次变形量60%、30%的条件下,经不同方向多次压缩后石墨的形态变化和分布情况.结果表明,多向多次压缩变形时,石墨球在不同方向的应力作用下被剪切为小的石墨颗粒,大部分石墨球得到细化.在(80010)℃下,单次变形量为60%的多向多次压缩变形可使石墨颗粒的形态和分布明显变化,细化效果显著.
Citations
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