Study on the Impact Resistance of Metal Flexible Net to Rock fall
Table 3
The mechanical parameters of various materials in numerical calculation.
Material type
Elasticity modulus (GPa)
Yield strength (MPa)
Density (kg/m3)
C
Poisson ratio
Limit strain
High strength steel wire
196
1770
7850
40
5
0.3
0.05
Supporting rope
110
1770
7850
40
5
0.3
0.05
20 kg rock fall
—
—
2546
—
—
0.3
—
50 kg rock fall
—
—
2307
—
—
0.3
—
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