wcu

Effect of doping on electrical arc characteristic of WCu electrical contact materials

掺杂对WCu电触头材料电弧特性的影响

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The change of conductivity and hardness of WCu composite after deformation has been investigated. The results show that the hardness is increased greatly, however, the conductivity is decreased.

本文还对钨铜材料的导电率、硬度的变化进行了研究，结果表明，二次挤压后的钨铜材料的硬度有明显提高，而导电性能反而有所下降。

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The comprehensive properties of WCu alloys with doping 0.3% B, 2.0% Nb, 1.5% Ce achieved the best by comparing.

通过综合比较，掺杂0.3%的硼、2.0%的铌、1.5%的铈的WCu合金综合性能最佳。

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WCu composites have been used widely in the fields of electrical materials 、 electron 、 war industry and spaceflight due to their high strength and hardness, good electrical and erosion resistance.

W-Cu复合材料具有良好的导电性、抗熔焊性和高强度、高硬度等优点，目前在电工材料、电子、军工、航天等领域有着广泛的应用。

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In early aging stage, the strength and hardness increased with increment of wMg/ wSi and wMg/ wCu values for Si-excess alloys.

结果表明：在时效初期，对于硅过剩合金，其硬度和强度随wMg/wSi和wMg/wCu值增大而提高；

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Investigation of WCu Electrode Erosion Morphology Under Impulse Arcs

脉冲电弧对钨铜电极表面侵蚀形态的研究

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After liquid phase sintering, the WCu composites have been deformed by hot hydrostatic extrusion and subsequent hot extrusion, during which the plastic deformation of tungsten particle is not obvious.

通过对W-40wt%Cu液相烧结坯进行一次热静液挤压和后续的热挤压变形的实验，发现钨铜材料在一次挤压和二次挤压后，其钨颗粒并没有明显的大的塑性变形。

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COPPER Study of Manufacturing Process of WCu Electrode Materials for Electric Spark Machining

电火花加工用钨铜电极制造工艺研究

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