土、岩石的弹性模量和泊松比(经验参考值).doc

土的弹性模量和泊松比土类弹性模量（MN/m2）土类弹性模量（MN/m2）很软的黏土0.350.30粉质砂土720软黏土25松砂1025中硬黏土48紧砂5080硬黏土718紧密砂、卵石100200砂质黏土3040泊松比v的参考值土类泊松比土类泊松比饱和黏土0.5黄土0.44含砂和粉土的黏土0.300.42砂质土0.150.25非饱和黏土0.350.40砂土0.300.35土的泊松比土的种类和状态泊松比碎石土0.15-0.20砂土0.20-0.25粉土0.25粉质粘土坚硬状态0.25可塑状态0.3软塑或流动0.35粘土坚硬状态0.25可塑状态0.35软塑或流动0.42但是应该注意，土的泊松是很难精确得到的，以上只是近似值。地基与基础（顾晓鲁等主编，中国建工，1993，第二版）142面：各种土和岩石的弹性模量和泊松比（供参考的）岩石种类E(10的4次方MPa)闪长岩10.102111.75650.260.37细粒花岗岩8.12018.20650.240.29斜长花岗岩6.10877.39840.190.22斑状花岗岩5.49385.75370.130.23花岗闪长岩5.56055.83020.200.23石英砂岩5.31055.86850.120.14片麻花岗岩5.08005.41640.160.18正长岩4.83875.31040.180.26片岩4.32987.01290.120.25玄武岩4.13669.62060.230.32安山岩3.84827.69650.210.32绢云母页岩3.3677-花岗岩2.98236.10870.170.36细砂岩2.79004.76220.150.52中砂岩2.57824.03080.100.22中灰岩2.40563.82960.180.35石英岩1.79466.93740.120.27板状页岩1.73192.1163-粗砂岩1.66424.03060.100.45片麻岩1.40435.51250.200.34页岩1.25034.11790.090.35大理岩0.9627.48270.060.35炭质砂岩0.54822.07810.080.25泥灰岩0.36580.73160.300.40石膏0.11570.76980.3