Latest threads in ⚡ Welding Forumsshow only best voted threads
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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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2 years ago
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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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2 years ago
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Al-GMAW 6000-series
Hi all Is eg. 5083 (Al-Mg) much easier to Al-GMAW than 6000-series (Al-Si-Mg)? On 5083 I easily get really need welds, even if I say it myself. On 6000-series the arc seems really fiesty. Welding...
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2 years ago
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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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2 years ago
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Hobart handler 210
Does anyone know if I can use a Hobart handler 210 (USA) in Europe? If yes, what do I have to change?
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2 years ago
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strength test Al (Aluminium, Aluminum) weld for quality
Hi Been learning Al-GMAW, as seen in other posts. Testing the quality of the weld... With steel welds, if you mess it up, the loss of properties is toughness not strength (in the main, to an...
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2 years ago
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My First Autogenous Aluminum Weld
(Not sure if that's the right word.) I needed to make a new moisture trap for my air drier. (dryer?) Instead of playing around with something automatic I decided to make a simple aluminum tank that...
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2 years ago
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Flanged Gate Valve
Gate Valve Parts Main gate valve parts: body, seat, gate, stem, bonnet and actuator. The main operation mechanism is very simple. When the handwheel is turned, it rotates the stem, which is translated...
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2 years ago
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Al-GMAW - restarts without burnback
Hi all Burn-back to contactor tip on pulling trigger is my big problem at the moment. Wire feed is smooth. I clean out the contactor-tip frequently with an oxy-acetylene nozzle cleaner - the set of...
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2 years ago
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Al-GMAW - straight run or whipping motion?
Hi again Al-GMAW Some say - straight run Others say - weave or "whip" You say?? Rich S
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2 years ago
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GMAW Al - Pulse or Spray?
Hi Welding overhead "into the top corner" PD/4F... I was getting burned, and it was ejecvting a blob of metal to every pulse. So switched to "straight CV GMAW" and - lo-and-behold - no problem - easy....
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2 years ago
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Ali GMAW 5356 hints
I'm now doing Ali with GMAW / MIG. 5356 wire. They say my welding is good. I'd like to take a little more searching view of the matter. Any good recommendations for background reading, videos,...
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2 years ago
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7018 fillet vertical down
7018 SMAW 3.2mm dia (1/8th-inch dia.) Had to do it. Overwelded anyway. Started with a bit of v-up just to be sure. But light frame angle-iron to a heavy steel column. Undercut on light section...
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2 years ago
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GMAW Ar/15%CO2 - good? (used in UK)
Hi everyone Reason for saying "in UK" is there's an orthodoxy which means it's difficult to get other than Ar/20%CO2. So for the rest of the world this "wow!" moment would come as a surprise. I worked...
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2 years ago
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lincoln 250-250 code9041 need polarity switch assembly can anyone help please
A 250-250 code 9041 lincoln welding machine need to purchase POLARITY SWITCH can someone help
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2 years ago
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