hehe, borden has huge cracks all over his arms. no dye needed! they are so
far over engineered i even considered cutting them in 1/2 or 1/4
-james
----- Original Message -----
From: Bill Hamburgen 650-617-3329 FAX -3374 <billh@pa.dec.com>
> > im trying to bend the speedway engineering sway bar arms i have. they
are
> > about 1/2 thick and 1 inch across. i heated them to c. 550 F and
quenched
> > to anneal them, but even then i could not bend it even 1 degree.
>
> James,
>
> Don't!!!! Aluminum has completely different properties than steel and if
> you don't know the alloy and how it's been treated, you're begging for
> crack initiation and eventual fatigue failure.
>
> Your heat/quench may have already damaged the bar. You might call
Speedway
> and get their opinion - probably something like "Why'd ya do dat??". I
sort
> of doubt they'll tell you much. If you care about sway bar failure, you
might
> want to have it inspected for cracks after it's been in service a little
while.
> I think fluorescent dye penetrant is how it's done.
>
>
> /Bill
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