• 中国科技核心期刊(中国科技论文统计源期刊)

电弧喷涂PS45涂层抗高温氧化性及抗热震性

王佳杰, 许建平, 于久灏, 邓弋宁, 王德柱

王佳杰, 许建平, 于久灏, 邓弋宁, 王德柱. 电弧喷涂PS45涂层抗高温氧化性及抗热震性[J]. 焊接, 2019, (12): 18-21. DOI: 10.12073/j.hj.20190626001
引用本文: 王佳杰, 许建平, 于久灏, 邓弋宁, 王德柱. 电弧喷涂PS45涂层抗高温氧化性及抗热震性[J]. 焊接, 2019, (12): 18-21. DOI: 10.12073/j.hj.20190626001
WANG Jiajie, XU Jianping, YU Jiuhao, DENG Yining, WANG Dezhu. Resistance to high temperature oxidation and thermal shock of PS45 coating by arc spraying[J]. WELDING & JOINING, 2019, (12): 18-21. DOI: 10.12073/j.hj.20190626001
Citation: WANG Jiajie, XU Jianping, YU Jiuhao, DENG Yining, WANG Dezhu. Resistance to high temperature oxidation and thermal shock of PS45 coating by arc spraying[J]. WELDING & JOINING, 2019, (12): 18-21. DOI: 10.12073/j.hj.20190626001

电弧喷涂PS45涂层抗高温氧化性及抗热震性

基金项目: 

黑龙江省自然科学基金项目(E201458)

哈尔滨市应用技术研究与开发项目(2014RFQXJ015)

黑龙江省教育厅科学技术研究项目(12541679)

黑龙江工程学院博士科研基金项目(2015BJ11).

详细信息
    作者简介:

    王佳杰,1975年出生,博士,副教授;主要从事焊接结构、工艺及热喷涂相关研究工作;已发表论文20余篇.

  • 中图分类号: TG441

Resistance to high temperature oxidation and thermal shock of PS45 coating by arc spraying

  • 摘要: 采用电弧喷涂工艺在钢基体上制备PS45涂层,利用扫描电镜、X射线衍射仪对涂层的显微组织和抗高温氧化性及抗热震性进行了分析。结果表明,制备的涂层组织致密,涂层与基体之间界面凸凹不平,结合性良好;涂层主要由沉积颗粒铺展区域和飞溅区域组成。XRD结果显示,涂层由δ(Ni-Cr),TiO2及Cr2O3等相组成。涂层在550℃,650℃时氧化增重不明显,而在750℃时氧化增重较为明显。550℃时涂层15次热循环未出现明显的裂纹和剥落等现象。涂层高温时生成NiO,Cr2O3及NiCr2O4等氧化物。
    Abstract: The PS45 coating was fabricated on 20 steel substrate by high velocity arc spraying process. Microstructures,resistance to high temperature oxidation and thermal shock were studied by means of scanning electron microscopy(SEM) and X-ray diffraction(XRD). The results showed that the prepared coatings were compact and the interface between the coating and the substrate was convex and concave,which meant the bonding property was good. The coating was composed of spreading zone and splash zone produced by deposited particles. XRD results showed that the coating mainly consisted of δ(Ni-Cr),Ti O2 and Cr2 O3. The oxidation weight increase of coatings at 750℃ was more obvious than that at 550℃ and 650℃. After 15 thermal cycles,coatings did not appear obvious phenomenon of cracks and spalling at 550℃. Oxides of Ni O,Cr2 O3 and Ni Cr2 O4 generated after the coating being oxidized.
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  • 期刊类型引用(7)

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    7. 何旺,韩庆璘,张广军. 模具材料RMD545电弧增材制造工艺. 焊接. 2020(10): 1-6+61 . 本站查看

    其他类型引用(1)

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出版历程
  • 收稿日期:  2019-06-25

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