Tag: weld contamination
-
Stick Welding Porosity Troubleshooting: Pinholes, Wormholes, Moisture, Arc Length, and Electrode Checks
Stick welding porosity usually comes from gas trapped in the weld metal before the puddle freezes. With SMAW, start with the electrode, base metal, arc length, amperage, polarity, and technique before blaming…
-
Why Your TIG Weld Is Getting Contaminated (And How to Fix It)
TIG contamination shows up as a dull, dirty weld, unstable arc, or blackened tungsten. It’s usually caused by poor shielding, dirty material, or tungsten issues, and it will quickly ruin weld quality…