TY - GEN
T1 - Effect of deformation twin on mechanical properties of lean manganese twinning induced plasticity (TWIP) steels at quasi-static strain rate
AU - Song, Byeong Hwan
AU - Park, Yeong Do
AU - Park, Jiyoun
AU - Choi, Ildong
AU - Cho, Kyungmox
AU - Lee, Young Kook
PY - 2013
Y1 - 2013
N2 - In this study, it was tried to make TWIP steels with lean Mn, that is, 18Mn TWIP (Fe-18Mn-1.5Al-0.6C) steel with average grain size of 5um and 12Mn TWIP (Fe-12Mn-2Si-0.9C) steel with average grain size of 13um. Tensile properties of the lean Mn TWIP steels were determined at different strain rate range of 10-4s-1 ≤ ε ≤ 10-1s-1 in order to investigate the correlation between twinning behavior and stress at various strain rates. Stress directly related with the volume fraction of twinned grain at quasi-static strain rate. The main factor in high strain hardening of TWIP steel is the role of twins.
AB - In this study, it was tried to make TWIP steels with lean Mn, that is, 18Mn TWIP (Fe-18Mn-1.5Al-0.6C) steel with average grain size of 5um and 12Mn TWIP (Fe-12Mn-2Si-0.9C) steel with average grain size of 13um. Tensile properties of the lean Mn TWIP steels were determined at different strain rate range of 10-4s-1 ≤ ε ≤ 10-1s-1 in order to investigate the correlation between twinning behavior and stress at various strain rates. Stress directly related with the volume fraction of twinned grain at quasi-static strain rate. The main factor in high strain hardening of TWIP steel is the role of twins.
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M3 - Conference contribution
AN - SCOPUS:84883677831
SN - 9781880653999
T3 - Proceedings of the International Offshore and Polar Engineering Conference
SP - 330
EP - 333
BT - Proceedings of the 23rd International Offshore and Polar Engineering Conference, ISOPE 2013
T2 - 23rd International Offshore and Polar Engineering Conference, ISOPE 2013
Y2 - 30 June 2013 through 5 July 2013
ER -