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。
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。
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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