Thread: Mech. Eng. question-Tubing strength
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Amail Amail is offline
Takin' hard left turns
 
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Join Date: Dec 2004
Location: So Cal
Posts: 1,412
From CosmosExpress:

7x7x3/8 x 10' long, fixed at one end and 1000 lb load at the other end, factor of safety is 4.88

8x8x1/4 x 10' long, fixed at one end and 1000 lb load at the other end, factor of safety is 3.69

7x7x3/8 is stiffer.
Old 01-30-2009, 10:42 AM
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