现代刀具材料系列讲座(四)rn新型硬质合金——添加钽、铌的硬质合金

摘要

主要介绍了添加钽、铌硬质合金的种类和性能，并引入一些切削试验数据。%One of new types of cemented caribdes cemented carbide added with Ta, Nb is introduced in this paper, including different kinds and their properties. Some cutting test data are listed.