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Unread 15-05-2012, 15:28
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Brandon Holley Brandon Holley is offline
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AKA: Let's bring CD back to the way it used to be
FRC #0125 (NU-TRONs, Team #11 Alumni (GO MORT))
Team Role: Engineer
 
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Re: pic: 6WD Sheetmetal Chassis

Quote:
Originally Posted by apalrd View Post
A few questions:
-Why the 0.090" 5052? We looked at 5052 this year, but decided to go with 0.063" 6061 (and later decided we should have gone with 0.050" 6061). A thinner material would be lighter, and 6061 0.063" is strong enough for a FIRST robot with bumpers.
Sorry I'm a bit late to the party on this, but one huge advantage to 5052 Al over 6061 Al is formability. 5052 is much more conducive to sheet forming than 6061 is (bending, rolling, etc). It is also easier to weld if you plan on implementing welds in your design. I'd stick with 5052 for a sheet metal design like this, but thats just me. I'm sure 6061 can be made to work as well with special considerations like large radii etc.

-Brando
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MORT (Team 11) '01-'05 :
-2005 New Jersey Regional Chairman's Award Winners
-2013 MORT Hall of Fame Inductee

NUTRONs (Team 125) '05-???
2007 Boston Regional Winners
2008 & 2009 Boston Regional Driving Tomorrow's Technology Award
2010 Boston Regional Creativity Award
2011 Bayou Regional Finalists, Innovation in Control Award, Boston Regional Finalists, Industrial Design Award
2012 New York City Regional Winners, Boston Regional Finalists, IRI Mentor of the Year
2013 Orlando Regional Finalists, Industrial Design Award, Boston Regional Winners, Pine Tree Regional Finalists
2014 Rhode Island District Winners, Excellence in Engineering Award, Northeastern University District Winners, Industrial Design Award, Pine Tree District Chairman's Award, Pine Tree District Winners
2015 South Florida Regional Chairman's Award, NU District Winners, NEDCMP Industrial Design Award, Hopper Division Finalists, Hopper/Newton Gracious Professionalism Award

Last edited by Brandon Holley : 15-05-2012 at 15:47.
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