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What Causes Holes In Welds? [Solved]
Pinholes are evidence of outgassing. Outgassing is expected because, for every 100 degrees of metal heating, gases frozen or trapped in the weld substrate expand to double their volume. The excess volume forces the gases trapped beneath the metal surface to escape causing pinholes while undergoing the curing process.19 Jul 2022
How To Avoid Weld Porosity
… subsurface porosity now surface porosity is just like it sounds it’s on top you can see it pretty easily little craters and
WELDING DEFECTS!! Porosity, Arc Strikes, Undercut
Today we’re talking about some of the biggest
Welding Tips: Why Am I Burning Through?
David shows us the most common
