Thread: Destroying Aluminum frame?
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Old 10-25-12 | 10:38 AM
  #14  
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bikerjp
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Joined: Oct 2010
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From: Colorado

Bikes: 2014 Evo DA2, 2010 Caad9-4, 2011 Synapse-4, 2013 CaadX-disc

Originally Posted by Looigi
In these cases, a number of cycles (usually 10[SUP]7[/SUP]) is chosen to represent the fatigue life of the material.

http://en.wikipedia.org/wiki/Fatigue_limit
Mathematically then, at a cadence of 90rpm for 200 miles per week at an average speed of 20 mph your bike will fail in 17.8 years. Longer if you ride less. Beware.
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