重点分析了球墨铸钢铸态、退火、正火、锻造后的组织特征。
The microstructure morphology of spheroidal graphite cast steel after as-casting, annealing, normalizing, forging was investigated emphatically in this paper.
主要研究成分及第二相组织对球墨铸钢耐磨性的定量影响规律，从而为合理应用这一新材料和生产中的质量控制提供技术依据。
This paper deals with the structure of the cast steel with spheroidal graphite and the forming mechanism after normalizing and forging.
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