【摘要】 综述了过渡族元素碳化物的种类、含量、加入方法对硬质合金晶粒长大抑制效果的影响,指出了它们的不足之处,介绍了其他一些具有细化晶粒作用的抑制添加剂,报道了最近的研究结果。更多还原

【Abstract】 The effect of category?content and the doped methods of transited metal carbides on grain growth of hard metal was summed,and the defects of this kind inhibitors was presented.Introduced some materials that can inhibit grain growth likely,and reported recently research.更多还原