水泥净浆弹性模量的纳米压痕表征与多尺度计算

陈小文, 韩宇栋, 丁小平, 侯东伟

Multiscale Calculation of Elastic Modulus of Cement Paste Based on Grid Nanoindentation Technology

CHEN Xiaowen, HAN Yudong, DING Xiaoping, HOU Dongwei

表3 不同水灰比试样宏观弹性模量实测值

Tab.3 Test results of elastic modulus of cement paste samples at different water-cement ratios

样品编号 w/c E/GPa E*/GPa E 2000 */GPa 1 0.2 35.4 37.1±1.6 35.5±10.5 2 0.2 38.6 37.1±1.6 35.5±10.5 3 0.2 37.2 37.1±1.6 35.5±10.5 4 0.4 21.4 20.2±1.5 19.2±9.0 5 0.4 20.4 20.2±1.5 19.2±9.0 6 0.4 18.6 20.2±1.5 19.2±9.0 7 0.6 12.4 11.8±0.8 11.2±5.5 8 0.6 11.9 11.8±0.8 11.2±5.5 9 0.6 10.9 11.8±0.8 11.2±5.5