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Recent content by David_M

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    Problems with TIG on Mild Steel

    The setting *lift start* instead of *high-frequency start* might be a good idea for the above test.
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    Problems with TIG on Mild Steel

    Video record striking an arc on stainless steel. That would confirm that your argon is not pure (at least by the time it reaches the arc). No dipping the tungsten, though. There could be issues with the steel you are using. Look up fully-killed, semi-killed, and rimmed steel. E70-S2 contains...
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    Problems with TIG on Mild Steel

    Try to run a bead on a piece of 1/4" or thicker stainless steel without a filler rod, and let us see the results. Move along fairly quickly.
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    Need to replace a worm wheel gear

    The pitch (as stated above), along with the outside diameter. Is the thread (tooth) a single start or multi-start? If multi-start, how many?
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    Helium reserves sold

    Thanks! I hadn't thought about that source. I also just discovered that the latest Miller Dynasty welding machines allow you to use separate waveforms for the negative and positive sides. You can have an 'Advanced square wave' for the negative and a 'Triangular' waveform for the positive. How...
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    Helium reserves sold

    I haven't bought helium in a while. I am hearing $625.00 per bottle that is filled to 2/3 capacity. What do you think this is going to do to prices? Only link I could find without signing in/up
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    OT - vanishing threads

    I see the thread on joining the Trilateral Commission has disappeared. Mistaken for spam?
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    Acme Gear Cutter

    Or, you can make it hard like I seem to do: Making one tooth to array into the worm wheel drawing. The drawing in post #24 uses the dimensions found in this thread.
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    Acme Gear Cutter

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    What’s going on at Boeing

    I see they are getting serious. FAA ensuring your safety while flying
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    Does ANYBODY use eBay anymore?

    The z-setter gauge works equally well, setting conductive and nonconductive tools.
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    Does ANYBODY use eBay anymore?

    I found it on eBay: z-set
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