| 大气等离子喷涂和超音速火焰喷涂WC-Ni涂层组织结构和性能的对比研究 |
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| 引用本文： | 陈清宇,富伟,杜大明,徐明晗,邹岩龙,杨超,鞠银燕.大气等离子喷涂和超音速火焰喷涂WC-Ni涂层组织结构和性能的对比研究[J].稀有金属材料与工程,2019,48(11):3680-3685. |
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| 作者姓名： | 陈清宇 富伟 杜大明 徐明晗 邹岩龙 杨超 鞠银燕 |
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| 作者单位： | 九江学院,九江学院,九江学院,九江学院,九江学院,九江学院,九江学院 |
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| 基金项目： | 江西省教育厅科技项目(GJJ170946)；江西省自然科学基金项目(20171BAB206007)；九江市科技局科技支撑项目([2012]84)；江西省十二五重点学科“材料加工工程”资助 |
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| 摘 要： | 采用大气等离子喷涂和超音速火焰喷涂技术在不同工艺参数下制备WC-Ni涂层。涂层的相结构和显微组织结构分别采用X射线衍射(XRD)和扫描电镜(SEM)进行表征。涂层的显微硬度、弹性模量和断裂韧性采用显微维氏硬度计进行表征。采用销盘磨损试验对涂层的磨损性能进行表征。结果表明,较大功率下等离子喷涂的涂层较致密,WC相脱碳程度较大。超音速火焰喷涂距离较小时,制备的涂层较致密,脱碳分解程度较小。相比等离子喷涂技术,超音速火焰喷涂制备的涂层中WC相的分解更少,涂层组织结构相对致密,力学性能相对较高,耐磨粒磨损性能较好。致密度相近,但脱碳程度较小的涂层耐磨性能较好。
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| 关 键 词： | 热喷涂技术 WC-Ni WC脱碳分解 致密性 磨粒磨损 |
| 收稿时间： | 2018/7/27 0:00:00 |
| 修稿时间： | 2018/8/31 0:00:00 |
Comparison of microstructure and properties of WC-Ni coating by atmospheric plasma spraying and high velocity oxyen-fuel spraying |
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| Qing-Yu Chen,Wei Fu,Da-Ming Du,Ming-Han Xu,Yan-Long Zou,Chao Yang and Yin-Yan Ju.Comparison of microstructure and properties of WC-Ni coating by atmospheric plasma spraying and high velocity oxyen-fuel spraying[J].Rare Metal Materials and Engineering,2019,48(11):3680-3685. |
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| Authors: | Qing-Yu Chen Wei Fu Da-Ming Du Ming-Han Xu Yan-Long Zou Chao Yang and Yin-Yan Ju |
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| Affiliation: | School of Mechanical and Materials Engineering,Jiujiang University,Jiujiang,School of Mechanical and Materials Engineering,Jiujiang University,Jiujiang,School of Mechanical and Materials Engineering,Jiujiang University,Jiujiang,School of Mechanical and Materials Engineering,Jiujiang University,Jiujiang,School of Mechanical and Materials Engineering,Jiujiang University,Jiujiang,School of Mechanical and Materials Engineering,Jiujiang University,Jiujiang,School of Mechanical and Materials Engineering,Jiujiang University,Jiujiang |
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| Abstract: | |
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| Keywords: | Thermal spraying technology WC-Ni WC decarbonization densification abrasive wear |
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