文献 | 岩石名称 | mi范围 | σc (MPa) | σt (MPa) | 实测K1c (MPa∙m1/2) | mi值 | 计算σt (MPa) | 计算K1c (MPa∙m1/2) | K1c误查(%) | |
邓华锋等 [10] | 砂岩(干燥) | 17 ± 4 | 56.31 | 3.17 | 0.37 | 21 | 3.487 | 0.507 | 37.0 | |
砂岩(饱和) | 17 ± 4 | 46.17 | 2.61 | 0.3 | 20 | 2.998 | 0.436 | 45.2 | ||
李江腾等 [23] | 矿石 | / | 53.1 | / | 1.56 | 7 | 8.999 | 1.308 | −16.2 | |
下盘橄榄岩 | 25 ± 5 | 25.61 | / | 0.71 | 20 | 1.663 | 0.242 | −65.92 | ||
上盘橄榄岩 | 25 ± 5 | 42.96 | / | 1.1 | 22 | 2.541 | 0.37 | −66.0 | ||
混合岩 | (29 ± 3) | 37.92 | / | 0.93 | 26 | 1.908 | 0.277 | −70.2 | ||
大理岩 | 9 ± 3 | 62.7 | / | 1.59 | 8 | 9.504 | 1.381 | −13.1 | ||
朱传云 [1] | 花岗岩 | 32 ± 3 | 150 | / | 0.734 | 35 | 5.621 | 0.817 | 11.3 | |
砂岩 | 17 ± 4 | 50 | / | 0.395 | 21 | 3.096 | 0.45 | 13.9 | ||
混合岩 | (29 ± 3) | 60 | / | 0.320 | 32 | 2.457 | 0.357 | 11.6 | ||
白云岩 | (9 ± 3) | 70 | / | 0.492 | 12 | 7.390 | 1.074 | 118.3 | ||
黄有爱等 [24] | 闪云斜长 花岗岩 | 32 ± 3 | 177 | / | 0.88 | 34 | 6.826 | 0.992 | 12.7 | |
195 | / | 0.85 | 35 | 7.307 | 1.062 | 25.0 | ||||
220 | / | 0.80 | 35 | 8.244 | 1.198 | 49.8 | ||||
173 | / | 0.95 | 34 | 6.672 | 0.970 | 2.1 | ||||
王志 [25] | 20℃红砂岩 | 17 ± 4 | 67.24 | 2.90 | 0.80 | 19 | 4.589 | 0.667 | −16.6 | |
60℃红砂岩 | 84.98 | 3.93 | 0.95 | 20 | 5.518 | 0.802 | −15.6 | |||
100℃红砂岩 | 98.88 | 4.11 | 1.11 | 21 | 6.123 | 0.89 | −19.8 | |||
150℃红砂岩 | 99.49 | 4.29 | 1.15 | 21 | 6.161 | 0.895 | −22.1 | |||
200℃红砂岩 | 103.79 | 4.95 | 1.09 | 21 | 6.427 | 0.934 | −14.3 | |||
250℃红砂岩 | 90.29 | 2.63 | 1.08 | 19 | 6.162 | 0.896 | −17.1 | |||
300℃红砂岩 | 66.36 | 2.24 | 0.60 | 18 | 4.772 | 0.694 | 15.6 | |||
尹祥础等 [26] | 红砂岩 | 17 ± 4 | 45.0 | 2.4 | 1.47 | 14 | 4.113 | 0.598 | −59.3 | |
花岗岩 | 32 ± 3 | 191.0 | 7.0 | 1.19 | 31 | 8.070 | 1.173 | −1.4 | ||
大理岩 | 9 ± 3 | 151.5 | 6.5 | 1.70 | 12 | 15.994 | 2.325 | 36.7 | ||
辉长岩 | 27 ± 3 | 203.7 | 12.8 | 0.40 | 30 | 8.890 | 1.292 | 223.0 | ||
李祥龙等 [27] | 砂岩 | 17 ± 4 | 70 | 5 | 0.68 | 21 | 4.335 | 0.63 | −7.35 |