长丝土工布测试指标
序号 | | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 800 | 备注 | 1 | 单位面积质量偏差(%) | -6 | -6 | -6 | -5 | -5 | -5 | -5 | -5 | -4 | -4 | -4 | | 2 | 厚度≥(mm) | 0.8 | 1.2 | 1.6 | 1.9 | 2.2 | 2.5 | 2.8 | 3.1 | 3.4 | 4.2 | 5.5 | | 3 | 幅宽偏差(%) | -0.5 | | 4 | 断裂强力(kN/m) | 4.5 | 7.5 | 10.0 | 12.5 | 15.0 | 17.5 | 20.5 | 22.5 | 25.0 | 30.0 | 40.0 | 纵横向 | 5 | 断裂伸长率(%) | 40-80 | 6 | CBR顶破强力≥(kN) | 0.8 | 1.4 | 1.8 | 2.2 | 2.6 | 3.0 | 3.5 | 4.0 | 4.7 | 5.5 | 7.0 | | 7 | 等效孔径090(095)mm | 0.07-0.2 | | 8 | 垂直渗透系数(cm/s) | | K=1.0-9.9 | 9 | 撕破强力≥(kN) | 0.14 | 0.21 | 0.28 | 0.35 | 0.42 | 0.49 | 0.56 | 0.63 | 0.70 | 0.82 | 1.10 | 纵横向 |
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