Numerical Investigation of Corrugated Wire Mesh Laminate

Table 2

Effect of bilinear material model (𝑅 is curved radius).

	Small deformation (LD OFF), bilinear material				Large deformation (LD ON), bilinear material
		Curved model			Curved model
	Sharp model				Sharp model
		𝑅 = 0.125	𝑅 = 0.25	𝑅 = 0.375		𝑅 = 0.125	𝑅 = 0.25	𝑅 = 0.375
Effective stiffness before yielding (N/mm)	2252.39	1603.79	1210.29	964.29	2218.72	1578.07	1237.70	937.69
Yield load (N)	12.36	3.86	2.90	2.69	11.45	3.73	2.92	2.69
Effective stiffness after yielding (N/mm)	9.05	20.90	15.48	13.82	−199.98	−38.21	−27.25	−17.96