• 제목/요약/키워드: Multi-pass warm rolling

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동계 벌크 아몰퍼스의 다단 온간 압연시 변형 거동 (Deformation Behavior of $CU_{54}Ni_6Zr_{22}Ti_{18}$ Bulk Amorphous Alloy during Multi-Pass Warm Rolling)

  • 박은수;김휘준;배정찬;허무영
    • 한국소성가공학회:학술대회논문집
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    • 한국소성가공학회 2005년도 추계학술대회 논문집
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    • pp.139-142
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    • 2005
  • Cu-Ni-Zr-Ti bulk amorphous thin strips were produced by multi-pass warm rolling of the amorphous powder at temperatures in the supercooled liquid region. Process variables for rolling of the bulk amorphous strips were properly controlled to prevent onset of crystallization and failure during rolling up to three passes. During rolling of the amorphous powder, both the deformation and densification took place and the newly developed surface on the deformed amorphous particles enhances the consolidation leading to an increase in the strength. The strain state during rolling was analyzed by FEM.

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