深冲薄钢板冲压级别评定方法及标准

从材料对路供应与高效合理使用的结合下，对现行国产深冲薄钢板产品冲压级别评定方法及标准进行了分析讨论，指出了现行冲压级别评定方法及标准中存在的问题，探讨了发展和完善评定方法及标准的途径，并对制订新的评定方法和标准提出了建议和意见。

The Investigations of the Methods and Standards Assessing the Stamping Class of Deep-Drawing Sheet Metals

Formulating the rational efficent methods and standards assessing the stamping class of deep-drawing sheet metals plays an important role in promoting the wide and efficient uses of sheet metals produced in China.In this paper,the methods and standards in effect assessing the stamping class of deep-drawing sheet metals produced in China were investigated.The problems existing in the methods and standards assessing the stamping class in effect were put forward.The ways developing and perfecting the methods and standards assessing the stamping class were explored.The suggestions for formulating new methods and standards have been put forward.