【摘要】 对 GT3 5钢结硬质合金电加工后的表面形貌、组织结构、显微硬度及残余应力进行了系统的研究 ,提出了影响其表面质量的主要因素及改善措施 .更多还原

【Abstract】 The surface morphology,phase structure,micro hardness,remenant stress were tested by the way of metel physics for sintered steel hardmetal alloy processed by WEDM.The methed of improving the surface quality are discussed.更多还原