Aluminum-Stainless Steel
Composite Beam Results

Spreadsheet

 

Summary of Results

Theoretical
Results
Experimental
Results
Percent
Difference
Stress-Load Ratio for
Tension Side of Beam (bottom)
19.5 psi/lb 20.8 psi/lb 6.0%
Stress-Load Ratio for
Compression Side of Beam (top)
39.0 psi/lb 43.7 psi/lb 11.5%
Neutral Axis Location
Measured from Tension Side of Beam
0.574 in 0.560 in 2.4%
Modulus of Elasticity Ratio
of Stainless Steel to Aluminum
2.64 2.36 11.3%
Moment of Inertia about the Neutral Axis
for Section Transformed to All Aluminum
0.167 in4