【摘要】 通过对不同化学成分的试验用钢进行不同热轧工艺、终轧温度和卷取温度的试验研究，分析了化学成分、工艺参数、金相组织对桥壳钢性能的影响：确定了化学成分及符合武钢生产条件的工艺制度;在此基础上研制开发了440MPa级热轧冲压桥壳专用钢板．更多还原

【Abstract】 During the development of axle-housing steel, the composition and hot-rolling schedules havebeen studied and determined, the mechanics properties and formability of axle-housing steel have been tested,and the effects of composition and hot-rolling schedules on the mechanics properties and formability of axlehousing steel have been analyzed.更多还原