Not to mention that steel would boil long before it reached 4500 deg C!
Gary McCormick
San Jose, CA
"Patrick J. Horne" wrote:
> Pete,
>
> Take another look at the original post, it indicated 450 C,not 4500 C!
> A bit of a difference.
>
> Peace,
> Pat
>
> - Support Habitat for Humanity, A "hand up", not a "hand out" -
>
> Pat Horne, Network Manager, Shop Supervisor, Future planner
> CS Dept, University of Texas, Austin, Tx. 78712 USA
> voice (512)471-9730, fax (512)471-8885, horne@cs.utexas.edu
>
> On Thu, 16 May 2002, Peter Long wrote:
>
> > Sel,
> >
> > I would get the opinion of a metallurgist regarding the 4500 C heating
> > of the frame required to do the galvanizing - 4500 C equates to 8420 F,
> > which is approaching the annealing temperature of some alloys. Simply
> > put, that temperature might be enough to alter the temper of the steel
> > used in the frame, either making it stiffer and more brittle - and more
> > prone to cracking - or softer and more flexible - making the chassis
> > less resistant of the torsional forces imposed by the suspension.
> > Either way is undesirable, depending on extent.
> >
> > There may not be a problem with that temperature, but you definitely
> > want to be sure!
> >
> > Pete Long
> >
> > > -----Original Message-----
> > > From: Sel_Aganovic@hettich.com.au [mailto:Sel_Aganovic@hettich.com.au]
> > > Sent: Wednesday, May 15, 2002 9:36 PM
> > > To: datsun-roadsters@autox.team.net
> > > Subject: RE: Chassis rustproofing/frame weight
> > >
> > >
> > > Hi Listers,
> > >
> > > I decided to hot dip galvanise my chassis. I found a company
> > > near by that
> > > can accommodate the chassis in one go, and they charge $2.50 per kg..
> > >
> > > The questions I have, is how much does the "bare" chassis
> > > weigh ? My guess
> > > is about 150 kg ?!
> > >
> > > Has anyone galvanised their chassis before ?
> > >
> > > Would there be any problems with heat affecting the
> > > frame/welds, since they
> > > use about 450 degrees Centigrade in their baths ?
> > >
> > > Thanks in advance....
> > >
> > > Sel
> > >
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