The diffusivity of Sn and In contained in the Pb-matrix deposits in the three layer Cu-Pb alloy bearing is studied by diffusivity test of different samples.

• 本文通过不同试样的扩散试验,研究了3层铜铅合金轴瓦的铅基镀层中所含锡和铟的扩散性能,根据扩散而引起的镀层含量变化和反应层厚度,分析了扩散对镀层结合强度的影响;