The microstructures, inclusions and of steels before and after diffusion annealing was compared by means of microscope and electronprobemicro-analyzer (EPMA).
利用金相显微镜和电子探针分析了扩散退火前后碳钢的金相组织、夹杂物和磷偏析的变化情况。
2
The present paper systematically checks and examines as well as analyzes causes to the cold-bended crack in the hot rolled steel plate Q345 by microscope, X-ray and ElectronProbeMicro-analyzer.