RE: Mandrel Bent Tubing

["Larry Hoy" <list@marketvalue.net>]

> I'm wondering what the rule set that specifies "mandrel bent" is.
> 
> the SCCA requires DOM ("Drawn over Mandrel") tubing in new 
> car roll cages as of Jan 1, 2003, but doesn't prescribe the 
> method by which the tubes are bent.
> 
> Richard

Help me out here.  What are the methods to bend tubing?

What is the difference between 'mandrel bent' and 'drawn over mandrel'?

Would either of these products work equally?

http://tinyurl.com/a8jh

http://www.jd2.com/

Is it necessary to fill the tube with sand?

Larry Hoy 

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