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Behavior of Diffusion Layer Formation for TiNi/6061Al Smart Composites by Vacuum hot Press

진공 Hot Press법에 의한 TiNi/6061Al 지적 복합재료의 확산층 형성거동

  • Park, Kwang-Hoon (Center for Advanced Net Shape Manufacturing and Clean Process Dong-A University) ;
  • Park, Sung-Ki (Center for Advanced Net Shape Manufacturing and Clean Process Dong-A University) ;
  • Shin, Soon-Gi (Center for Advanced Net Shape Manufacturing and Clean Process Dong-A University) ;
  • Lee, Jun-Hee (Center for Advanced Net Shape Manufacturing and Clean Process Dong-A University)
  • 박광훈 (동아대학교 신소형재 가공청정 공정개발 연구센터) ;
  • 박성기 (동아대학교 신소형재 가공청정 공정개발 연구센터) ;
  • 신순기 (동아대학교 신소형재 가공청정 공정개발 연구센터) ;
  • 이준희 (동아대학교 신소형재 가공청정 공정개발 연구센터)
  • Published : 2002.12.01

Abstract

2.7vol%TiNi/6061 Al composites with TiNi shape memory alloy as reinforcement were fabricated by vacuum hot press. It was investigated by OM, SEM, EPMA and XRD analysis for the behavior of diffusion layer formation on various heat treatment condition. Thickness of diffusion layer was increased proportionally according to heat treatment time. The layer was formed by the mutual diffusion of TiNi and Al. The diffusion rate from TiNi fiber to Al matrix was faster than that of reverse diffusion path. The more diffused layer was formed in Al matrix. The diffusion at interface layer was consisted of $A1_3$Ti, $Al_3$Ni analyzed by EPMA, XRD results.

Keywords

References

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