W含量对一种高W镍基高温合金显微组织的影响
华涵钰1,2,谢君1(),舒德龙1,侯桂臣1,盛乃成1,于金江1,崔传勇1,孙晓峰1,周亦胄1
Influence of W Content on the Microstructure of Nickel Base Superalloy with High W Content
HUA Hanyu1,2,XIE Jun1(),SHU Delong1,HOU Guichen1,Naicheng SHENG1,YU Jinjiang1,CUI Chuanyong1,SUN Xiaofeng1,ZHOU Yizhou1

图10. 18%W镍基高温合金中枝晶间和枝晶干区域α-W相形貌的SEM像

Fig.10. SEM images of α-W in the inter-dendrite (a) and dendritic arm (b) in the nickel base superalloy containing 18%W