用显微硬度测试、微观组织观察、室温拉伸试验等方法研究了不同的热处理工艺参数对CLF-1低活化铁素体/马氏体钢(RAFM)显微组织与力学性能的影响,在此基础上确定了其适宜的热处理工艺.结果表明:经980 ℃×45 min固溶+740 ℃×90 min回火工艺热处理后,该钢显微组织良好且力学性能优异,抗拉强度达到760 MPa,伸长率为19.5%,可满足该钢的使用性能要求;其再结晶温度约为780 ℃;由α区进入α＋γ两相区的相变点为820 ℃;在略高于920 ℃后将进入γ单相区.

所属栏目

试验研究国家自然科学基金资助项目(50701017)

收稿日期

2008/12/112009/7/25

作者单位

付海英:核工业西南物理研究院, 成都 610041
王平怀:核工业西南物理研究院, 成都 610041
谌继明:核工业西南物理研究院, 成都 610041

备注

付海英(1983-),女,重庆万州人,硕士研究生.

引用该论文:

FU Hai-ying,WANG Ping-huai,CHEN Ji-ming.Heat Treatment Process for CLF-1 Reduced Activation Ferritic/Martensitic Steel[J].Materials for mechancial engineering,2010,34(1):28～32
付海英,王平怀,谌继明.CLF-1低活化铁素体/马氏体钢的热处理工艺[J].机械工程材料,2010,34(1):28～32

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