Tag: argon
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Why a Liquid Welding-Gas Cylinder Builds Pressure While Sitting
Learn why liquid argon, nitrogen, or oxygen cylinders can build pressure while idle, how pressure-building and economizer circuits work, and when to stop and call for service.
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Best TIG Gas Lens Kit for Sooty Welds (Clean Shielding)
Black soot and dirty tungsten usually point back to shielding gas coverage—either turbulence, leaks, or a setup that can’t maintain a stable argon envelope. A gas lens kit is one of the…
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TIG Welds Turning Black and Sooty? Fix Gas Coverage Fast
If your TIG welds are coming out black, sooty, or “dirty,” you’re not alone—this is one of the most common early warning signs of shielding gas problems. It usually shows up mid-bead…