<VV> Torch suggestions
Chris & Bill Strickland
lechevrier at earthlink.net
Thu Dec 17 17:46:07 EST 2009
>I'd like to get a torch setup for occasional use and would like to be
>able to cut, bend, and weld.
>
For welding, unless you are really weird, or learned how to gas weld
Back When, when there weren't a lot of alternatives, forget learning
oxy-acetylene for welding -- buy a little wire feed with a gas bottle --
great for general welding of both sheet and plate, and almost no
learning curve -- if you want something more challenging, get a TIG. For
any arc, get one of the new automatic electronic hoods -- the ones that
are not the very cheapest work quite well.
As for cutting, the new battery powered Sawzall things are really nifty
for carving up cars (they seem to cut "better" than the corded ones) --
just get a pack of metal cutting blades, a couple extra long ones, an
extra battery, and a good pair of leather work gloves and have at it.
It's like having a portable band saw! And they are great for cutting
out patch panels at the yard/where ever, exhaust work, pruning trees,
and of course construction/demolition. The newer lithium battery packs
are expensive, but light weight, and there are some new nifty looking
"one handed" models.
That leaves heating -- well, oxy-acetylene does work well for that, but
so does a propane torch, if you are the patient sort, and there are
other gas mixes in those little disposable cylinders that burn hotter
and they are way more affordable. And you *can* use an arc welder to
heat things up. Richard Finch, yeah, that Richard Finch - he does have
a "real" job - (see, there is a Corvair connection here) has a pretty
good Welder's Handbook out by your old HPBooks friends.
But, if you want oxy-acetylene, by all means, go get one -- buy a couple
good fire extinguishers at the same time, and check the fine print in
your fire insurance policy. Check with your gas supplier to make sure
you can get the mini-tanks refilled/exchanged locally. There is little
point in buying tanks, imo -- just get exchangeable bottles at the
welding supply. (Things may work differently elsewhere than my upper
left coast experiences on this.)
Bill Strickland
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