Zr含量对高纯铜锻件热处理工艺及性能的影响

The Effect of Zirconium Content on Heat Treatment Process and Properties of High Purity Copper Forgings

  • 摘要: 本文介绍了在高纯铜中加入0.1%~0.3%(w)Zr元素后,材料的热处理工艺及性能的变化情况。试验研究表明,Zr含量变化对高纯铜合金锻件的最佳固溶温度影响甚微,但随着Zr含量的增加合金的最佳时效温度则随之提高。工业化生产中Zr元素的熔炼收得率稳定性较差,因此含Zr的高纯铜锻件不宜进行批量热处理,应以材料的实际含Zr量水平作为制定热处理工艺的依据。

     

    Abstract: The change of heat treatment process and properties of the alloy is introduced in this paper when 0.1%~0.3%(w)zirconium is added to high purity copper.The test result indicates that zirconium has a little effect on the best solution temperature of high purity copper forgings,but the best aging temperature of alloy rises with the increase of the amount of zirconium.The stability of smelting yielding rate of element zirconium is poor in the industrial production.So batch heat treatment is not fit for high purity copper forgings with element zirconium,and the actual content level of zirconium should be the base of mapping out heating process.

     

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