Determination of Rock Tensile Strength Based on Arc Loading Splitting Test considering Modulus Effect

Table 3

Parameter settings of Brazilian splitting numerical calculation.

Material	Elastic modulus E (GPa)	Tensile strength (MPa)	Poisson’s ratio (μ)	Cohesion (MPa)	Friction angle φ (°)
Head	210	—	0.25	—	—
Mudstone	7.35	1.59	0.236	2.6	25
White sandstone	13.43	3.22	0.262	4.5	38
Green sandstone	20.62	4.17	0.283	3.8	30
Red sandstone	27.44	6.08	0.274	3.6	35
Marble	53.58	8.93	0.298	50.0	70