http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
김래형(Raehyeong Kim),이문용(Munyong Lee),이규현(Gyuhyun Lee),김동욱(Dongok Kim) 한국자동차공학회 2011 한국자동차공학회 학술대회 및 전시회 Vol.2011 No.11
Magnesium alloy is currently expected to be widely used for high lightweight and high efficient materials in the automobile and electronics industry. Although Magnesium is excellent materials, it can’t be formed in the room temperature due to HCP structure. However in order to improve the magnesium formability, it is required by the investigation of forming at warm temperature range. This study aims to confirm characteristic of formability of AZ31 magnesium alloy sheet by the warm tensile test and microstructure analysis. The formability of AZ31 magnesium was evaluated at various temperatures, strain rate, strain rate sensitivity and thickness. Furthermore the result of microstructure of AZ31 magnesium shows how grain growth is changed by thickness.