采用模压形变技术对工业纯铁和Q235钢进行不同道次的形变处理, 研究了模压形变对它们显微组织和力学性能的影响。结果表明: 模压形变可以有效细化纯铁和Q235钢的晶粒尺寸, 且Q235钢具有比纯铁更好的晶粒细化效果;模压形变后, 纯铁和Q235钢的硬度和强度均得到显著提高, 但伸长率下降, Q235钢的硬度和强度均高于纯铁的, 伸长率低于纯铁的。
所属栏目
材料性能及其应用福建省自然科学基金资助项目(2011J01290)
收稿日期
2013/7/292014/6/1
作者单位
张秀妹:福州大学材料科学与工程学院, 福州 350108
彭开萍:福州大学材料科学与工程学院, 福州 350108
李晶:天津市检测技术研究所, 天津 300232
备注
张秀妹(1988-), 女, 福建南平人, 硕士研究生。
引用该论文:
ZHANG Xiu-mei,PENG Kai-ping,LI Jing.Effects of Constrained Groove Pressing on Microstructure and Mechanical Properties of Pure Iron and Q235 Steel[J].Materials for mechancial engineering,2014,38(12):73～77
张秀妹,彭开萍,李晶.模压形变对纯铁和Q235钢组织与力学性能的影响[J].机械工程材料,2014,38(12):73～77
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