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等离子喷焊铜基自熔性合金的研制
引用本文:程旭东,周尚万,刘和运,邓世均. 等离子喷焊铜基自熔性合金的研制[J]. 材料保护, 2004, 37(7): 16-18
作者姓名:程旭东  周尚万  刘和运  邓世均
作者单位:1. 武汉理工大学材料复合新技术国家重点实验室,湖北,武汉,430070
2. 江汉大学物理系,湖北,武汉,430056
3. 武汉材料保护研究所,湖北,武汉,430030
摘    要:为了克服铜铁异种材料喷焊过程中易产生焊缝裂纹和基体裂纹的倾向,研制开发了一种Cu-Ni-Sn自熔性合金粉末材料.通过对Cu-Ni-Sn粉末材料的化学成分的设计,喷焊层的组织显微结构及抗腐蚀性能的综合分析,认为该材料等离子喷焊工艺性能良好,焊层耐腐蚀效果十分明显.在生产实际中应用等离子喷焊制备Cu-Ni-Sn焊层,能明显提高粉末材料的熔敷率和性能,并且改善劳动工作环境.该合金性能优于传统材料,值得推广.

关 键 词:铜基合金  自熔性粉末  等离子喷焊  焊接裂纹  耐腐蚀性能  等离子  喷焊工艺  铜基  自熔性合金  Welding  Plasma Spray  传统材料  合金性能  工作环境  劳动  改善  熔敷率  应用  生产  效果  耐腐蚀  喷焊层  综合分析  抗腐蚀性能  显微结构
文章编号:1001-1560(2004)07-0016-03

A Self-Molten Cu-Based Alloy for Plasma Spray Welding
CHENG Xu- dong,ZHOU Shang- wan,LIU He - yun,et al. A Self-Molten Cu-Based Alloy for Plasma Spray Welding[J]. Journal of Materials Protection, 2004, 37(7): 16-18
Authors:CHENG Xu- dong  ZHOU Shang- wan  LIU He - yun  et al
Affiliation:CHENG Xu- dong~1,ZHOU Shang- wan~2,LIU He - yun~3,et al
Abstract:Cu-Ni-Sn self-mol ten alloy powder material was developed to overcome the crack trend of welding joint and matrix in the course of spray welding with different materials as copper and iron. Through chemical compositions design of Cu - Ni - Sn powder material, and integrate analysis on microstructure and corrosion resistance of spray weld ing coating, the plasma spray welding technology using the mate rial is better and spraying coating has excellent corrosion resist ance. The technology is applied in practice, so that it can evi dently enhance the covering rate and performance of powder mate rial, and improve the working circumstance.
Keywords:Cu-based alloy  self-molten powder  plasma spray welding  welding crack  corrosion resistance
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