🧬 Composite Laminate
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Stacking sequence
Directional stiffness Ex(θ)
Per-ply stresses (material axes) & Tsai-Wu failure index
Ply
Angle
σ₁ (MPa)
σ₂ (MPa)
τ₁₂ (MPa)
Tsai-Wu
ABD stiffness matrix
Laminate
Material
Carbon / epoxy (T300-5208)
Glass / epoxy (E-glass)
Aramid / epoxy (Kevlar 49)
Aluminium (isotropic check)
Stack preset
Quasi-isotropic [0/45/-45/90]s
Unidirectional [0]8
Cross-ply [0/90]2s
Angle-ply [±45]2s
Unsymmetric [0/0/90/90]
Ply angles (°), bottom → top
+
Add ply
Ply thickness (mm)
Loads
In-plane N (N/mm)
Moments M (N·mm/mm)
Effective properties