Comparative Analysis of Roadway Reinforcement Effects Based on Fluid-Solid Coupling in the Fractured Zone of Water-Rich Fault

Table 2

Mechanical parameters of 12# mining I steel.

12# mining I steel	Elasticity modulus (GPa)	Poisson’s ratio	Yield strength (MPa)	Section area (m^2)	Ix (m^4)	Wx (m^3)	Iy (m^4)	Wy (m^3)
Beam unit	210	0.3	275	3.97e^−3	0.867e^−5	0.145e^−6	0.178e^−5	0.375e^−4