The microstructure morphology of spheroidal graphite cast steel after as-casting, annealing, normalizing, forging was investigated emphatically in this paper.
重点分析了球墨铸钢铸态、退火、正火、锻造后的组织特征。
This paper deals with the structure of the cast steel with spheroidal graphite and the forming mechanism after normalizing and forging.
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。
According to the maximum pressure to bear, pump body and cover can be made of grey cast iron (1.6mpa), spheroidal graphite cast iron (2.0mpa) or cast steel (2.5mpa, including stainless steel).
根据泵承受的最大压力，泵体和泵盖材质采用灰口铸铁(1.6Mpa)、球墨铸铁(2.0 mpa)、铸钢(2.5 Mpa，包括不锈钢)。
According to the maximum pressure to bear, pump body and cover can be made of grey cast iron (1.6mpa), spheroidal graphite cast iron (2.0mpa) or cast steel (2.5mpa, including stainless steel).
根据泵承受的最大压力，泵体和泵盖材质采用灰口铸铁(1.6Mpa)、球墨铸铁(2.0 mpa)、铸钢(2.5 Mpa，包括不锈钢)。
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