| 预硬型塑料模具钢P20和718等温转变曲线的测定与分析 |
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| 引用本文： | 宋冬利,顾剑锋,胡明娟.预硬型塑料模具钢P20和718等温转变曲线的测定与分析[J].金属热处理,2003,28(12):27-29. |
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| 作者姓名： | 宋冬利 顾剑锋 胡明娟 |
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| 作者单位： | 上海交通大学,高温材料及高温测试教育部重点试验室,上海,200030 |
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| 摘 要： | 针对厂方设计并生产的P20和718钢，利用膨胀法测定了它们的等温奥氏体转变曲线(TvTvT曲线)，并对曲线进行了分析和讨论，为制订合理的预硬化工艺建立了依据。
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| 关 键 词： | 预硬型塑料模具钢 等温奥氏体转变曲线 膨胀法 |
| 文章编号： | 0254-6051(2003)12-0027-03 |
Measurement and Analysis of TTT Diagrams of Pre-hardened Plastic Die Steels P20 and 718 |
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| SONG Dong-li,GU Jian-feng,HU Ming-juan.Measurement and Analysis of TTT Diagrams of Pre-hardened Plastic Die Steels P20 and 718[J].Heat Treatment of Metals,2003,28(12):27-29. |
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| Authors: | SONG Dong-li GU Jian-feng HU Ming-juan |
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| Abstract: | The TTT diagrams of the pre-hardened plastic die steels P20 and 718 from a steel plant were measured by dilatometer method.The character of the measured TTT diagrams was analyzed and discussed,which is a necessary basis for designing a proper pre-hardening process of these steels. |
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| Keywords: | pre-hardened plastic die steel TTT diagram dilatometer method |
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