| 刮板输送机中部槽耐磨焊条研究 |
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| 引用本文： | 应鹏展,应放天. 刮板输送机中部槽耐磨焊条研究[J]. 煤矿机械, 2000, 0(11): 20-21 |
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| 作者姓名： | 应鹏展 应放天 |
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| 作者单位： | 1. 中国矿业大学,江苏,徐州,221008
2. 浙江大学,浙江,杭州,310027 |
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| 摘 要： | 通过对 3种耐磨焊条的金相组织分析 ,X -射线物相分析 ,宏观及显微硬度分析对比 ,选择了Cr-W -B -Nb型耐磨堆焊焊条 ,堆焊层组织为马氏体加残余奥氏体加碳化物 ,其堆焊层硬度高达HRC66。
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| 关 键 词： | 焊条 耐磨 堆焊 硬度 |
| 文章编号： | 1003-0794(2000)11-0020-02 |
| 修稿时间： | 2000-08-11 |
The study of electrode for line pan of scraper conveyer |
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| YING Peng-zhan,YING Fang-tian. The study of electrode for line pan of scraper conveyer[J]. Coal Mine Machinery, 2000, 0(11): 20-21 |
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| Authors: | YING Peng-zhan YING Fang-tian |
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| Abstract: | Metallographic structure and X-ray alanyse,and compare macrohardness with microhardness for three typal electrodes,this paper indicates that a new type Cr-W-B-Nb electrode is suitable for the line pan.The resurface welding surface microstructure consists of martensite,retained austenite and carbide.The hardfacing hardness reaches HRC66. |
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| Keywords: | electrode wear resistant resurface welding hardness? |
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