Get Free Structural Design PDF for Download today. Examples are included after each Formula with a link to a live Calculator! All the Formulas and Calculators support Unit Conversion as well. This PDF features 9 calculators from Aircraft Design. Inside, you'll discover a list of formulas such as Maximum Blade Efficiency, Average Blade Lift Coefficient and 9 more formulas!. The Variables, Functions and Constants are summarized at the end. Explore and share Structural Design PDFs!