Study on electrode life test for spot welding hot dip galvanized steel by method of surface titanizing;

对钎头胎体表面渗硼方法和工艺进行了实验研究，给出了有关工艺参数与方法。

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The relationship of the process parameters to the depth of diffusion, concentration of titanium in the diffusion layer and the microstructure of titanizing layer are studied.

探讨了工艺参数与渗层厚度的关系，渗钛层组织特征，渗层钛浓度分布。

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