| SWRCH22A钢过冷奥氏体的连续冷却转变 |
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| 引用本文： | 李红英,耿进锋,李慎金. SWRCH22A钢过冷奥氏体的连续冷却转变[J]. 金属热处理, 2005, 30(9): 17-19 |
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| 作者姓名： | 李红英 耿进锋 李慎金 |
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| 作者单位： | 中南大学,材料科学与工程学院,湖南,长沙,410083 |
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| 摘 要： | 测定了SWRCH22A钢在不同冷却速度下连续冷却时的膨胀曲线，获得了该钢的连续冷却转变曲线（CCT曲线）；分析了该钢连续冷却过程中奥氏体转变产物的组织和硬度变化，为生产实践和工艺的制定提供了依据。
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| 关 键 词： | SWRCH22A钢 热模拟 连续冷却转变曲线 临界冷却速度 |
| 文章编号： | 0254-051（2005）09-0017-03 |
| 收稿时间： | 2005-03-17 |
| 修稿时间： | 2005-03-17 |
Continuous Cooling Transformation of Undercooling Austenite of SWRCH22A Steel |
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| LI Hong-ying,GENG Jin-feng,LI Shen-jin. Continuous Cooling Transformation of Undercooling Austenite of SWRCH22A Steel[J]. Heat Treatment of Metals, 2005, 30(9): 17-19 |
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| Authors: | LI Hong-ying GENG Jin-feng LI Shen-jin |
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| Abstract: | Continuous cooling Transformation(CCT)curves were obtained by measuring the expanding curves of SWRCH22A steel during different cooling rates.During the continuous cooling process the changing of microstructure and hardness of austenite transformation product was analyzed.It can be used as the reference for production practice and lay down process. |
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| Keywords: | SWRCH22A steel thermal mechanical simulation continuous cooling transformation(CCT) curve critical cooling rate |
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