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7. 模壳粘连引起条纹晶的示意图
Fig.7. Schematic of sliver formation mechanism A, showing the dendrite growth into mold hole (a), the dendrite deformation (b) and crack (c) caused by vertical shrinkage force (FV)Color online
