深冷处理时间对M2高速钢红硬性的影响
段元满1, 朱丽慧1(), 吴晓春1, 顾炳福2
Effect of Deep Cryogenic Treatment Time on Red Hardness of M2 High Speed Steel
DUAN Yuanman1, ZHU Lihui1(), WU Xiaochun1, GU Bingfu2

图9. 深冷12 h后M2高速钢中二次碳化物形貌和EDS能谱

Fig.9. Morphology and EDS spectrum of secondary carbides in M2 high speed steel after deep cryogenic for 12 h