John,
You are correct on the MIG being dominant in building NASCAR chassis but I
believe Penske South Racing ( R.Wallace & Mayfield) TIG all their chassis.
Howard
----- Original Message -----
From: "John Beckett" <landspeedracer@email.msn.com>
To: "Jim Dincau" <jdincau@qnet.com>; <FastmetalBDF@aol.com>;
<land-speed@autox.team.net>
Sent: Tuesday, January 16, 2001 4:03 PM
Subject: Re: Welding 101
> Every NASCAR shop I've been in (and I've been in a few) has several large
> MIG welders. Beauifuld welds...I'm sure from lots of practice replacing
bent
> parts. They use top quality DOM mild steel. There may be a TIG torch
around,
> but I've not seen it used on a chassis.
>
> John Beckett
> ----- Original Message -----
> From: "Jim Dincau" <jdincau@qnet.com>
> To: <FastmetalBDF@aol.com>; <lsr_man@yahoo.com>; <Nt788@aol.com>;
> <LGMCAFEE@aol.com>; <land-speed@autox.team.net>
> Sent: Tuesday, January 16, 2001 3:34 PM
> Subject: Re: Welding 101
>
>
> > Bruce, you might ask around and see what they use to weld together those
> > NASCAR chassis with.
> > Jim in Palmdale where it actually SNOWED last night, well technically it
> was
> > snow but it was only 1/4 inch thick
> >
> >
> > ----- Original Message -----
> > From: <FastmetalBDF@aol.com>
> > To: <lsr_man@yahoo.com>; <Nt788@aol.com>; <LGMCAFEE@aol.com>;
> > <land-speed@autox.team.net>
> > Sent: Tuesday, January 16, 2001 11:10 AM
> > Subject: Re: Welding 101
> >
> >
> > > Dick, If you intend to work on lsr cars / street rods / homebuilt
> > > motorcycles
> > > and the like for a number of years yet, the best way to go is to get
> > yourself
> > > a TIG welding ( also referred to as HELIARC ) outfit .... this is how
> the
> > PROS
> > > do it, and to me it is the ULTIMATE way to fasten metal together :
> > aluminum
> > > (or as it is known in the UK : ALUMINIUM ),stainless steel, regular
> carbon
> > > steel, titanium, magnesium, copper, and cast iron . You said that you
> can
> > > gas weld ..... TIG is much the same, torch in one hand, filler rod in
> the
> > > other,
> > > only the heat for the arc is supplied by electricity, and the inert
gas
> is
> > > for the
> > > purpose of shielding the weld zone only, whether argon, helium, or
> carbon
> > > dioxide ...... or mixes like 75 % helium / 25 % argon, etc. ...... it
> all
> > > depends on WHAT you are welding on .
> > > My take is ..... IF you can afford to do some serious racing,
and
> > IF
> > > you will be building the car(s) yourself, and IF you can visualize
> > yourself
> > > being ABLE to do this for at least a few more years ..... then you
> should
> > > do yourself a BIG FAVOR and get TIG welding for your shop .
> > > IF you were a racer who is mainly an engine builder type, and
> does
> > > just a little welding on the car, or NONE, and farms all of that out
to
> > > friends
> > > or pro shops, then this advice might not apply to you ..... everybody
> has
> > > to figure out what they really need versus the cost, and how often
will
> > they
> > > need to use that equipment, and will the equipment they already have
> > > get the job done ..... to their satisfaction .
> > > Much of the great technology in hot rodding and race car
building
> > > came to us from the aircraft industry, which is one of industry' s
main
> > > cutting edges in metalworking, and I believe the TIG process was
> developed
> > > by North American Aircraft in the early 40s ...... but I might be
> > incorrect
> > > on that . Check out the welding you see on any modern airplanes .....
> > > I do every time I' m getting on an airliner .... some nice looking
welds
> > > there, and rivet work, too !
> > > Several thoughts there ......
> > > YA PAYS YER MONEY & MAKES YER CHERCE
> > > Bruce
> > > BTW : When I started gas welding (1954) the word " torch " meant the
> > > CUTTING torch ..... when we actually welded metal together with the
> > > smaller tips screwed onto the same handle, this was technically
referred
> > to
> > > as an oxy - acetylene blowpipe .....at least according to the
> manufacturer
> > .
> > > In those days every garage and body shop had oxy - acetylene welding
> > > ..... but they did NOT all have arc welding .....
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