Three-roll Screw Rolling 공정 시 동봉재의 변형상태와 미세조직의 발달Evolution of Strain States and Microstructures During Three-roll Screw Rolling of Copper Rods
- Other Titles
- Evolution of Strain States and Microstructures During Three-roll Screw Rolling of Copper Rods
- Authors
- 김상현; 박은수; 허무영; 김휘준; 배정찬
- Issue Date
- 2008
- Publisher
- 한국소성가공학회
- Keywords
- Three-rol Screw Rolling; Strain State; Microstructure; Finite Element Method; Three-rol Screw Rolling; Strain State; Microstructure; Finite Element Method
- Citation
- 소성가공, v.17, no.1, pp.68 - 72
- Indexed
- KCI
- Journal Title
- 소성가공
- Volume
- 17
- Number
- 1
- Start Page
- 68
- End Page
- 72
- URI
- https://scholar.korea.ac.kr/handle/2021.sw.korea/125001
- ISSN
- 1225-696X
- Abstract
- In order to investigate the evolution of strain states during screw rolling, the samples of copper rod were rolled in a three-roll screw rolling mill. Microstructure observations and hardness measurements were carried out for examining the deformation history during screw roling. The finite element method(FEM) was employed to calculate the evolution of strain states during screw rolling. The strain state in the roll gap is quite inhomogeneous through the rod thickness layers. It turned out that shear strain gradients through the thickness layers are reduced by applying a higher reduction.
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Collections - College of Engineering > Department of Materials Science and Engineering > 1. Journal Articles
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