论文部分内容阅读
通过对一合金钢制螺栓的断口形貌及金相组织的检验分析,发现该螺栓断裂的主要原因是热处理工艺选用不当,并提出了预防措施。
Through the analysis of fracture morphology and microstructure of an alloy steel bolt, it is found that the main reason for the fracture of the bolt is the improper selection of heat treatment process and the preventive measures are proposed.