Cansas-II SiCf/SiC复合材料的高温拉伸蠕变行为

荆开开, 管皞阳, 朱思雨, 张超, 刘永胜, 王波, 王晶, 李玫, 张程煜

Tensile Creep Behavior of Cansas-II SiCf/SiC Composites at High Temperatures

JING Kaikai, GUAN Haoyang, ZHU Siyu, ZHANG Chao, LIU Yongsheng, WANG Bo, WANG Jing, LI Mei, ZHANG Chengyu

表4 2D-SiCf/SiC蠕变后的剩余拉伸性能

Table 4 Residual tensile properties of 2D-SiCf/SiC after creeping

σUTS/MPa E/GPa σPLS/MPa ε/% As-received 282 273 115 0.57 Crept 1200 ℃/100 MPa 211 — — — 1200 ℃/110 MPa 173 209 89 0.25 1300 ℃/90 MPa 138 157 55 0.17