Tag: gas leak

TIG Torch Gas Leak Troubleshooting: Argon Loss, Black Tungsten, Porosity, and Torch Seal Checks

If a TIG torch has a gas leak, the weld may show black tungsten, gray weld color, porosity, sugaring on stainless, unstable starts, or a loud uneven gas hiss even when the…
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May 20, 2026
ESAB MIG Gas Flow Troubleshooting: Porosity, Nozzle Blockage, Gas Leaks, Flowmeter Settings, and Torch Checks

ESAB MIG gas flow problems usually show up as porosity, pinholes, black soot, popping starts, oxidized welds, or welds that look contaminated even when the wire feed feels normal. On ESAB Rebel,…
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May 19, 2026

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Tag: gas leak

TIG Torch Gas Leak Troubleshooting: Argon Loss, Black Tungsten, Porosity, and Torch Seal Checks

ESAB MIG Gas Flow Troubleshooting: Porosity, Nozzle Blockage, Gas Leaks, Flowmeter Settings, and Torch Checks