%0 Journal Article %A ZHANG Xin %A DING Xiu-Li %A LI Shu-Cai %T Secondary Development of Duncan-Chang Model in ABAQUS Software %D 2005 %R %J Journal of Yangtze River Scientific Research Institute %P 45-47 %V 22 %N 4 %X On the basis of user subroutines UMAT and Fortran, this paper introduces the development process of Duncan-Chang constitutive model. The final numerical verification verifies that the second development of the model is valid and can be used in actual works.  %U http://ckyyb.crsri.cn/EN/abstract/article_1106.shtml