Assignment

Elastic Constants Results for
a Flexure Test on Aluminum

Spreadsheet

Summary of Results

Experimental
Results Reference
Values Percent
Error

Modulus of Elasticity 10.85 x 10⁶ psi 10.3 x 10⁶ psi 5.3%

Poisson's Ratio 0.334 0.33 1.2%

Modulus of Rigidity 4.07 x 10⁶ psi 3.8-4.0 x 10⁶ psi 4.4%

	Experimental Results	Reference Values	Percent Error
Modulus of Elasticity	10.85 x 10⁶ psi	10.3 x 10⁶ psi	5.3%
Poisson's Ratio	0.334	0.33	1.2%
Modulus of Rigidity	4.07 x 10⁶ psi	3.8-4.0 x 10⁶ psi	4.4%