[simpits-tech] TIG

[Roy Coates]

On Tue, 13 Jul 2004, Fred Mahone wrote:

> I had thought about training on a TIG welder as we have one in our metal
> shop and it is required to have formal training. Unfortunately the only
> community college that has the course is about twenty miles the opposite
> way I go home making it a 50 mile trip on the evenings of classes.

Ouch, a bit excessive.


> Fortunately though, I can get a lot of the aluminum I need from our stock
> of scraps. I did miss out on some 1.5 x  1.5 x .125 tube
> that would have made an excellent bottom frame. I thought they were going
> to save it, but they did not.

Have you ever tried Mig welding aluminium?  I know it can be done but I've
not tried it.


> One thing I am going to have to do is learn to swage down the control rods
> that have spherical bearings at the ends. If some one stomps on the anti-
> torque pedals I have to have something bigger than 3/8 inch diameter to
> keep it from bending.

Yup. I used some fairly hefty kit for the pedal box in the generic sim I
built for the Uni. It does take a fair hammering from panic-stricken
pilots ;-)


Roy.