| 45Mn_2钻杆接头热处理工艺研究 |
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| 引用本文： | 刘可忠.45Mn_2钻杆接头热处理工艺研究[J].探矿工程,1996(6):11-13. |
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| 作者姓名： | 刘可忠 |
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| 作者单位： | 昆明探矿机械厂 |
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| 摘 要： | 探讨了４５Ｍｎ２钻杆接头的各种热处理工艺降综合机械性能，应用断裂力学优选最佳热处理工艺，并已投入生产。
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| 关 键 词： | 钻杆 接头 热处理 断裂韧性 |
Study on the Heat Treatment Process of 45Mn_2 Steel Drill Pipe Joints |
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| Liu Kezhong.Study on the Heat Treatment Process of 45Mn_2 Steel Drill Pipe Joints[J].Exploration Engineering(Drilling & Tunneling),1996(6):11-13. |
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| Authors: | Liu Kezhong |
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| Institution: | Kunming Exploration Machinery Plant Kunming 650216 |
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| Abstract: | This paper deals with the heat treatment process and mechanical properties of 45Mn2 steel drill pipe joints. The optimal technological processes of heat treatment determined by the fracture mechanics have been put into production and have obtained very good economic benefit. |
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| Keywords: | steel 45Mn_2 quenching and tempering fracture toughness strengthening and toughening |
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