梁亮,邓想涛,王昭东,李光辉,王国栋

• 1:东北大学轧制技术及连轧自动化国家重点实验室
• 2:湖南华菱涟源钢铁有限公司技术中心

摘要(Abstract)：

采用超快冷却技术(UFC)开发了含Nb、Ti、Cr、B的低合金高强度耐磨钢。研究了起始冷却温度和终冷温度对其显微组织和力学性能的影响。结果表明:终轧后采用较高的终轧温度进入超快速冷却时可细化试验钢的原始奥氏体晶粒,防止沉淀粗化;通过控制适当的终冷温度,可获得具有马氏体、贝氏体和残留奥氏体的高强度耐磨钢;在冷却温度为910℃,终冷温度为300℃的条件下,试验钢可获得良好的力学性能。

关键词(KeyWords)： 低合金耐磨钢;超快冷;组织;力学性能

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(51504064);; 国家重点研发计划资助项目(2017YFB0305100)

作者(Author): 梁亮,邓想涛,王昭东,李光辉,王国栋

DOI: 10.13289/j.issn.1009-6264.2019-0008

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