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  1. Replies
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    A Lot of the issues you could have with stud...

    A Lot of the issues you could have with stud welded stuff you could have with this thing as well... + a whole new can of worms because its an arc welding process.
    Any of the "blind faith" welding...
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    I actually have a "trench coat" set of dark brown...

    I actually have a "trench coat" set of dark brown leathers that Tillman made for a very short time.
    They were super expensive for welding leathers and the only reason I ended up with a set was...
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    I didnt see the video the first time through lol ...

    I didnt see the video the first time through lol

    It's a fancy suitcase wire feed with special custom made nozzles and torches. If that is your kind of work, it might be worth it if you have a...
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    If im reading it right, your describing a timed...

    If im reading it right, your describing a timed MIG plug/slot/spot weld. It Could even be a "melt through" process that has no weld prep involved. It's like a resistance spot weld but with Mig...
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    The hot side is the short side. Which ever side...

    The hot side is the short side. Which ever side you heat will get smaller dimensionaly than what it was before. Find the highest point and heat directly under it.
    The entire process works on metal...
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    On the optimistic side of things; stuff like this...

    On the optimistic side of things; stuff like this is happening...
    YouTube
    Destin does awesome science videos and watching him home brewing a production line, mentioning setting up injection...
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    As others have noted, more preheat and slow cool....

    As others have noted, more preheat and slow cool. Ceramic fiber insulation worked well for me, but we had it on hand from other jobs. A part that size could stand up to some peening no matter which...
  8. Get better abrasives. Buy disks (hard stone or...

    Get better abrasives. Buy disks (hard stone or paper) made for stainless, they are tougher and they hold up longer on normal steel. They also grind quicker.
    With proper abrasives, I could sand that...
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    From a quick look at the specs, they are both...

    From a quick look at the specs, they are both equal machines. Same duty cycle at the same output 60% at 300 amps. That was the same for a 350 and 400 dynasty as well.
    I used to run a 350 dynasty...
  10. Forgive my ignorance, but what exactly is(or...

    Forgive my ignorance, but what exactly is(or was...) a press like that used for?
    Most of the presses I've seen or been around were vertical and apart from a log splitter, horizontal squishing power...
  11. anything over .03 carbon will harden from heat. ...

    anything over .03 carbon will harden from heat.
    Otherwise you are just trying to chew threw oxide.
  12. "The whole transformer/vs/Inverter thing really...

    "The whole transformer/vs/Inverter thing really only applies to extreme antiques..."
    I'll argue that the transformer vs inverter arguement only really applies to AC.

    From my experience, Any...
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    Save your self some filler wire, just play with...

    Save your self some filler wire, just play with fusion welds for the first few minutes and see what each end of the dial does.
    I do believe in writing down settings that work but when you're...
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    So the little hand held thingy has half a chance...

    So the little hand held thingy has half a chance at being useful... Good to know. I'm going on if 1kw will cut, then tuned right 1kw will weld.
    I admit I know more about the arc welding processes...
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    I'd want better goggles. Damn curious about it...

    I'd want better goggles.
    Damn curious about it though, id love to know what kind of power it can output. Id also love to cut and etch any of those joints to see what it looks like.
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    Setting pulse functions can be all sorts of fun....

    Setting pulse functions can be all sorts of fun. I just took a quick look at the manual for that machine.
    From what I can see all you can control is the frequency and background percent/amps. This...
  17. Bare minimum requirement is foot pedal and post...

    Bare minimum requirement is foot pedal and post flow. Trying to learn to do it right without those options makes it Way more annoying and you mind as well figure out how to mig it better...

    The...
  18. 50/50 on spot welding... those materials might...

    50/50 on spot welding... those materials might not play well together.
    Silver brazing might be your best bet. With induction heating and good fixturing it would be easy enough.
  19. If you didnt need a hand held unit, I know miller...

    If you didnt need a hand held unit, I know miller makes a nice spot welder. I cant remember the numbers and I dont work at that shop anymore, but I can find out what it was.

    When that shop...
  20. The lowest end of functional AC tig is the AHP...

    The lowest end of functional AC tig is the AHP alpha tig 200. its around $800 and runs fairly well. I helped a buddy set it up and got to run a few beads with it on SS and Al. It did as nice of a job...
  21. It takes a bit of practice to find, but a "sweet...

    It takes a bit of practice to find, but a "sweet spot" exists where the filler will just fall into the puddle. You can push a Ton of metal (especially on aluminium) when you find it.
    It's usually...
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    Oxygen doesnt cause porosity with aluminium,...

    Oxygen doesnt cause porosity with aluminium, hydrogen does. Aluminium is like 100X times as soluble to hydrogen when molten vs solid, when it freezes it pukes out the extra hydrogen as pin holes. In...
  23. * I am just the welder, I dont have to deal with...

    * I am just the welder, I dont have to deal with what certs get chosen, I just have to pass the test.*

    Go about it the other way, Instead of looking for the "lowest" certs on the totem pole, Look...
  24. I've done a bunch of cast iron repairs and the...

    I've done a bunch of cast iron repairs and the best I've found is welding it with oxy fuel. They make square filler rods and cans of flux that you have to dip the rods in. Its an older method but it...
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    Something is up with your gas. You have a leak...

    Something is up with your gas. You have a leak somewhere or you have a bad tank of gas.
    A leak is Way more likely than bad gas.
    Soap bubble all of your connections, then check for proper seating...
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