The Package Uses Thin Shell Theory For Pressure Loads.
Y-Y And Z-Z Bending Moments Are Resolved By Pythagoras.
Maximum And Minimum Bending Stresses Are Considered Independently.
No Local Bending Is Considered In The Laminate.
Constant Strain Through The Laminate Thickness.
Quadratic Failure Criteria To Calculate Strength Ratios.
Normalised Interaction Term Assumed As -1/2.
Cowpers Formula is Used To Calculate Shear Coefficient.
UTS Taken As Strength Of Unidirectional Composite.
Cross-Over Effects In Layers Are Ignored.