【摘要】 将超级钢应用于国产汽车冲压件的生产中不仅可以提高汽车质量,而且可以降低汽车的成本、减小汽车重量、降低能源消耗和减少环境污染.为了在汽车工业中更好地使用超级钢,概述了板材冲压性能的评价指标,介绍了拉伸试验值对板材冲压性能的影响,并对超级钢进行了拉伸试验.研究了超级钢板的硬化指数、塑性应变比、屈服强度、极限强度、均匀延伸率等机械性能,并分析了超级钢板的冲压成形性能,超级刚具有较好的胀形性能、拉深性能、弯曲性能,抗起皱性能等冲压性能,可以广泛地应用于汽车冲压零件生产中.更多还原

【Abstract】 To better utilize the products of super steel,which are used to automobile parts to improve the automobile quality and reduce the cost and weight of automobile,energy consumption and the environmental pollution,the evaluation standard of drawing properties of steel plate was reviewed and the effect of tensile test values on stamping properties was introduced.The tensile test of super steel sheet has been carried out.The mechanical performances such as hardening index,value of plastic strain ratio,yield strength,tensile strength and even percentage elongation were studied,and the stamping properties of super steel were analyzed.The result indicates that super steel has better stamping properties and can be widely used in the production of automobile stamping part.更多还原