Table 1: Material properties of the innegra.
|
Property |
Value |
|
Young’s modulus of the yarn in axial
direction, E1 |
2.5 GPa |
|
Young’s modulus of the yarn in transverse
direction, E2 |
2.5 GPa |
|
Shear modulus of the yarns, G12 |
0.6 GPa |
|
Transverse shear modulus of the yarns, G23 |
1 GPa |
|
Poisson’s ratio, v12 |
0.2 |
|
Transverse poisson’s
ratio, v23 |
0.2 |
|
Yarn locking angle, THL |
450 |
|
Initial locking angle, THΙ |
10 |
|
Initial undulation angle in fill direction,
BFI |
10 |
|
Initial undulation angle in warp direction,
BWI |
10 |
|
Discount factor, DSCF |
1E-06 |
|
Angle tolerance for locking, ATLR |
0.5 |
|
Transverse shear modulus of the fabric
layer, TRS |
0.1 GPa |
|
Mass density, RO |
0.84 gr/cm3 |
|
Strain to failure, Xt |
6.5% |