| 45钢堆焊金属组织及显微硬度研究 |
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| 引用本文： | 章友谊,屈金山,杨跃.45钢堆焊金属组织及显微硬度研究[J].西华大学学报(自然科学版),2009,28(2). |
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| 作者姓名： | 章友谊 屈金山 杨跃 |
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| 作者单位： | 1. 四川工程职业技术学院,四川,德阳,618000
2. 西华大学材料科学与工程学院,四川,成都,610039 |
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| 摘 要： | 分别采用D237和D207两种堆焊焊条,以焊条电弧焊工艺在基体材料45钢上进行堆焊,对在相同焊接条件下获得的堆焊金属的显微组织和显微硬度进行了分析,并讨论了合金元素对堆焊层显微组织及显微硬度的影响.结果表明:堆焊层金属的显微组织及显微硬度与焊接线能量有关,与焊条的合金成分及含量有关,与其硬质相的类型、性能及分布等有关;合金元素钼、钒对堆焊金属品粒的细化作用效果明显.
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| 关 键 词： | 堆焊金属 显微组织 显微硬度 合金元素 |
Research on Microstructure and Micro-hardness of Deposited Metals with Steel 45 as Substrate Material |
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| ZHANG You-yi,QU Jin-shan,YANG Yue.Research on Microstructure and Micro-hardness of Deposited Metals with Steel 45 as Substrate Material[J].Journal of Xihua University:Natural Science Edition,2009,28(2). |
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| Authors: | ZHANG You-yi QU Jin-shan YANG Yue |
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| Affiliation: | 1.Sichuan Engineering Technical College;Deyang 618000;2.School of Materials Science and Engineering;Xihua University;Chengdu 610039 China |
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| Abstract: | Surfacing process was conducted by shielded metal arc welding process on the substrate of steel 45 using electrodes D237 and D207 with the same other welding conditions.The microstructure and micro-hardness were investigated by means of optical metallographic microscope and micro-hardness measuring.The analysis of the microstructure and micro-hardness of deposited metals was performed,and the effect of the alloy elements on the microstructure and micro-hardness of deposited metal was discussed.The results s... |
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| Keywords: | deposited metal microstructure micro-hardness alloy element |
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