Table 4: “Optimum” stacking sequence after the first step of the optimisation. Only half stacking sequence (26 layers instead of 52) is shown as symmetry has been imposed

Ply Number From The External To The Inner Laminate Surface. (only half of the laminate is reported). Orientation (degrees)
Ply 1 45
Ply 2 0
Ply 3 -45
Ply 4 45
Ply 5 0
Ply 6 -45
Ply 7 0
Ply 8 0
Ply 9 90
Ply 10 90
Ply 11 0
Ply 12 0
Ply 13 90
Ply 14 45
Ply 15 45
Ply 16 45
Ply 17 0
Ply 18 90
Ply 19 0
Ply 20 -45
Ply 21 0
Ply 22 -45
Ply 23 -45
Ply 24 0
Ply 25 0
Ply 26 90

Numerical results corresponding to this stacking sequence are shown in Table 5.