刀具材料的现状和发展

The Current Status and Development of Tool Materials

刀具材料是影响切削效率的重要因素，而工件材料的发展又使加工日益困难；本文论述了国内外刀具材料的研究现状和发展概况．

Tool materials are an important to the efficiency of cutting,but the development of the workpiece materials leads to a growing difficulty in maching.The investigation and application situation of tool materials at home and abrood are discussed .