关于Ф86毫米潜孔钻头材质选择及其强化工艺研究  

Ф86 mm DTH Bits Material Selection and Its Strengthening Process

作　　者：温涛[1] 王晨[1] 

机构地区：[1]西北矿冶研究院,甘肃白银730900

出　　处：《甘肃冶金》2012年第4期73-76,共4页Gansu Metallurgy

摘　　要：本文通过分析Ф86 mm潜孔钻头的性能要求,结合我院生产实际条件,选择22SiMnCrNi2Mo钢并对该钢在钎焊工艺与不同的冷却条件下,分析该钢的相变机理、金相组织、机械性能、断口形貌,从而确定了适宜材质与强化工艺。Analysis Ф86 mm DTH drill performance requirements,combined with our hospital to the actual production conditions,select 22SiMnCrNi2Mo steel and the steel in the brazing process with different cooling conditions,the analysis of the phase change mechanism of the steel,microstructure,mechanicalperformance,fracture surface,in order to determine the appropriate materials and strengthening process.

关 键 词：潜孔钻头 材质 强化工艺 钎焊工艺 

分 类 号：TD421.25[矿业工程—矿山机电]