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Subject Author Posted Replies
 
What is Hot Short?
Its something I have read a couple times about the non-weldability of some alloys. Particularly those that have additives for better machineability like 1144.
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Best TIG Welder For Home Use (2023 Update)
Well, are you looking for a tig welder which you can use safely at your home? Tungsten Inert Gas welding (TIG) is a robust welding process widely applicable due to its variety to weld many materials....
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tig tutorial
As I said before I have a unimig similar to au unimig 190, it is not a dedicated tig machine it is mig tig and dc stick,I am trying tig without much sucess, every tutorial carrys on about specialised...
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cheap spool gun wiring (2023 Update)
Ihave an older unimig 175 which seem to be the same as a unimig 190. it has three knobs,current voltage and wire speed,a euro socket for main mig cable,two euro sockets for + Ihave an older unimig 175...
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A basic set up to weld aluminum with a airco 300 square wave
I cannot find a manual for this,I have with much time and flipping this switch that nob finally got it stick but my issue is ,I was a pipe welder for years useing GTAW and stick every day usually with...
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return lead 2 clamps structure and item?
Hello all Yup it's pouring with rain and there's an emergency welding job which has to be done... Does it help to have a return lead with two clamps - one attached securely to the structure (in this...
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Cold Weld ???
I made a pin puller yesterday as a project with my dad when he and my mom stopped over yesterday for Thanksgiving. Basically I welded a 5/8 mild steel rod to a pair of locking pliers (Great Neck, not...
 
Ranger 8 low welding amp in DC positive and none in DC negative
was welding and current dies ---selector was bad ---changed it ---now I get low amp not enough to weld and nothing in DC negative
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"Welding" Unknown Pot Metal
I've got a part I'd like to repair if for no other reason than to be able to do it. The value is much lower than my time. It?s a die cast mystery alu-zinc part. From what I have read the...
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PAM Cooking Spray - Olive Oil
I installed a new stove a couple weeks ago in the house. It was no big deal. The most stressful part was making sure it was jetted and regulated for LP gas instead of natural gas. I left off (a...
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welding tractor for bridge - 2 lines railway span (2023 Update)
Hi all Need advice "from zero upwards" about using welding tractors. We have a bridge to make. Overbridge over a railway. Two lines. Structurally it's typical steel bridge type - sides / "parapets"...
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Rod size 7016 7018 6G pipe butt v-up tube-to-plate fillet?
I want to get practicing for SMAW Coding - the two "full-range" Codings fillet and butt. I'm in the UK. 3/32" = 2.5mm 1/8" = 3.2mm Would you go for root & fillet-corner 3/32" - 2.5mm 7016 fill and cap...
 
Help! My Project is a disaster
It appears to me that you are having trouble seeing just where the weld material is being deposited . Most of your welds really need to be ground out and redone ... but first , cut some small pieces...
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Miller MSW-41T Spot Welder
I purchased a used Miller MSW-41T 110 volt spot welder. I've downloaded the manual. There is an illustration of several tips. Most I understand.What is the difference in useage of the standard tips...
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TIG welding in argon atmosphere
If I am TIG welding in an argon (or Ar/He) atmosphere, do I need any gas flowing through the torch? Can I recycle gas from the atmosphere eg using a fishtank air pump? Thanks - Peter Fairbrother
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would a 3 phase welder work at all with a static phase converter
I am looking for addvise on if that a static phase converter would allow a three phase welder too work with a some what less welding amps,or work on lower settings.
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Safe ss weld discoloration remover
(I posted this to RCM -- 'didn't think to post it here, where it would do more good) The question of how to remove the oxide discoloration resulting from welding stainless comes up from time to time....
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handymig by sip
I have a handymig that will not weld, there is a white wire in the gun or torch that is not connected. I would appreciate if someone knew what it is connected to. Thankyou
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Miller Legend DC missing
Looked at a Miller Legend NT for sale. The 60 and 100 Hz output seemed ok (slightly low) and the AC welding output worked. There was no DC welding output. We looked at the rectifier and found nothing...
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Plasma cutter problem/Can I use a different torch?
I have a Hypertherm Max100 plasma cutter. It used to work great. As of now, it has developed a problem, which is that the arc develops inside the head and burns it. Not sure why or what. My question...
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