| CA141载重车发动机缸体灰铸铁激光处理工艺参数优化及组织分析 |
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| 引用本文： | 王红颖,姚远,胡建东,郭作兴,刘臻杰. CA141载重车发动机缸体灰铸铁激光处理工艺参数优化及组织分析[J]. 热加工工艺, 2004, 0(5): 39-40,43 |
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| 作者姓名： | 王红颖 姚远 胡建东 郭作兴 刘臻杰 |
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| 作者单位： | 吉林大学,材料科学与工程学院,教育部汽车材料重点实验室,吉林,长春,130025 |
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| 摘 要： | 用CO2激光器对用于CA141发动机缸体的灰铸铁材料表面进行激光处理,研究了激光功率和扫描速度等工艺参数对硬化层硬度和表面粗糙度的影响,从而优化了工艺参数,并对激光处理区的显微组织进行了观察分析.
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| 关 键 词： | 灰铸铁 激光硬化 显微组织 |
| 文章编号： | 1001-3814(2004)05-0039-02 |
Parameter Optimizing and Microstructure Analysis of Laser Treated Gray Cast Iron for CA141 Engine Body |
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| WANG Hong-ying,YAO Yuan,HU Jian-dong,GUO Zuo-xing,LIU Zhen-jie Ministry of Education,Jilin University,Changchun ,China). Parameter Optimizing and Microstructure Analysis of Laser Treated Gray Cast Iron for CA141 Engine Body[J]. Hot Working Technology, 2004, 0(5): 39-40,43 |
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| Authors: | WANG Hong-ying YAO Yuan HU Jian-dong GUO Zuo-xing LIU Zhen-jie Ministry of Education Jilin University Changchun China) |
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| Affiliation: | WANG Hong-ying,YAO Yuan,HU Jian-dong,GUO Zuo-xing,LIU Zhen-jie Ministry of Education,Jilin University,Changchun 130025,China) |
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| Abstract: | Grey cast iron of engine body of CA141 truck was treated by CO_2 laser.Parameters of laser surface hardening such as laser power and scanning rate on hardness and roughness of hardening surface were optimized, and microstructure of laser treated region was analyzed. |
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| Keywords: | grey cast iron laser hardening microstructure |
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