| 稀土元素在渗碳工艺中的应用研究 |
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| 引用本文： | 石子源,王新明,等.稀土元素在渗碳工艺中的应用研究[J].大连铁道学院学报,2002,23(1):71-74. |
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| 作者姓名： | 石子源 王新明 |
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| 作者单位： | [1]大连铁道学院材料科学与工程系，辽宁大连116028 [2]大连机车厂，辽宁大连116026 |
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| 摘 要： | 研究了稀土渗剂的成分，渗碳温度和时间对渗碳层深度的影响，测定了渗层的显微组织，渗层碳浓度梯试度分布及有关的力学性能，结果表明，稀土元素在渗碳过程中有明显的催渗作用，与常规渗碳工艺相比，可提高渗速25％，改善渗层的组织与性能，有明显的经济效益和社会效益。
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| 关 键 词： | 稀土元素 渗剂 渗碳 渗层 工艺 机车 齿轮 |
The Study of Application of RareEarth Elements in Carburizing Technology |
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| SRI Zi-yuan,WANG De-qing,WANG Xin-ming,LI Xiu-dian,KANG Yi-xiong.The Study of Application of RareEarth Elements in Carburizing Technology[J].Journal of Dalian Railway Institute,2002,23(1):71-74. |
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| Authors: | SRI Zi-yuan WANG De-qing WANG Xin-ming LI Xiu-dian KANG Yi-xiong |
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| Abstract: | The effect of the content of rare earth carburized agent, temperature and holding time on the thickness of carburizing case and some mechanical properties measured. Results show that the rare earth element provide an effect catalyzzed carburizing, the carburizing rate can be increased 25% compared with conventional carburizing, the microstructure and properties of carburized case are improved, and it possesses remarkable economical and social benefits. |
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| Keywords: | rare earth element carburized agent carburizing case |
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