高温合金单晶铸件中条纹晶的形成机制
马德新1,2,王富3,徐维台1,徐文梁3,赵运兴1(
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Formation of Sliver Defects in Single CrystalCastings of Superalloys
MA Dexin1,2,WANG Fu3,XU Weitai1,XU Wenliang3,ZHAO Yunxing1()
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图1. 叶片上起源于Pt丝芯撑和凸包部位的条纹晶
Fig.1. Sliver defects originate at a Pt pinning wire (a) and at a convex hull of blades (b)
