Thread: M113 APC
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Old 08-11-2015, 08:19 PM
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Quote:
Originally Posted by nuke11 View Post
Aluminum armor needs to be 3x as thick as it's RHA counter part for the same ballistics capabilities. This is not an exact formula, but will yield a close enough figure.

I believe the front of the M113 is proof against 14.5 mm.

The upper front armor is 38 mm @ 45 degrees and the lower front is 38 mm at 30 degrees.

For a good reference on the M113 family : http://afvdb.50megs.com/usa/m113.html
The problem I am having is slope..... the glacis is sloped.

Therefore, the table needs to factor in degree of slope for armor.

Angle increases depth relative to penetration.
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