Steel
vs. Aluminum:
Hood
Cost and Benefit Analysis: An Aluminum vs. Steel Truck Hood Assembly
(North America)
Material savings by using High Strength Steel for this closure application
= approx. $23/vehicle. Total =
$11,101,714/yr.
| Element |
Aluminum |
Steel |
D
vs. Steel |
%
D |
| Weight
lbs. |
29.6 |
57.91 |
28.31 |
(48.9) |
| $/Lb. |
1.52 |
0.38 |
1.14 |
200% |
| $/hood |
44.99 |
22.01 |
22.98 |
104% |
Note:
Calculations are based on blank weight. Final part weights will be lower
percentage wise for the steel design since there is more material
cutouts for a steel inner hood structure (approximately a 40% final
weight differential will result). Back
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