| 钻杆接头激光淬火硬度及金相分析 |
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| 引用本文： | 吴东江,孙友宏.钻杆接头激光淬火硬度及金相分析[J].松辽学刊,1996(2):3-5. |
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| 作者姓名： | 吴东江 孙友宏 |
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| 作者单位： | 长春地质学院 |
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| 基金项目： | 三束材料改性国家重点实验室资助 |
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| 摘 要： | 利用大功率ＣＯ２激光对钻杆接头表面进行处理．通过显微硬度计测定了硬化层硬度的分布规律，并对硬化层进行了金相分析．结果表明激光处理后钻杆接头表面为理想的针状马氏体，表面硬度有很大提高．
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| 关 键 词： | 个杆接头，激光淬火，硬化 |
MICROHARDNESS AND METALLOGRAPHIC ANALYSIS OF LASER-HARDENED CONNECTING DRILL ROD |
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| Wu Dongjiang,Sun Youhong,Li Shouchun,Zhuang Juan.MICROHARDNESS AND METALLOGRAPHIC ANALYSIS OF LASER-HARDENED CONNECTING DRILL ROD[J].Songliao Journal (Natural Science Edition),1996(2):3-5. |
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| Authors: | Wu Dongjiang Sun Youhong Li Shouchun Zhuang Juan |
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| Institution: | Changchun University of Earth Science 130026 |
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| Abstract: | The laser-hardened connecting drill rod face by high power CO2 continuous laser is introduced.The microhardness distribution of laser hardened layer was tested by a microhardness tester, and the structure was analyzed.The results showed:The laser hardened strcture is acicular martensite,the microhardness of laser hardened layer was improved. |
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| Keywords: | connecting drill rod laser-hardend hardening |
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