【摘要】 论述了超细晶粒WC硬质合金经历的从普通合金、亚微细晶粒合金到超细乃至纳米晶粒合金三大发展阶段,它们在金属加工、电子工业、木材加工、医学等领域的主要应用,以及有关的粉末原料和合金的最新研制动态更多还原

【Abstract】 Hardmetals develop from the conventional , submicron to the ultrafine/nanocrystalline stage. Main uses of hardmetals with ultrafine gain size are in the metal, electric, wood, medical and other fields. The recent developments of powder synthesis and the related hardmetals with ultrafine gain size are discussed.更多还原