Table 2 Mechanical property parameters of C35 concrete.

From: Research on rock damage characteristics of gravity tunneling machine based on different rotational speeds

Parameter name

Unit

Number

Density

kg/m3

2360

Elastic modulus

GPa

23.44

Compressive strength

MPa

35.31

Tensile strength

MPa

4.65

Cohesion

MPa

4.20

Angle of internal friction

(°)

35

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