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Thread: How to fix pinholes in welds?
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Old 05-16-2009, 10:04 PM
Mike H Mike H is offline
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Make sure the metal is CLEAN on both sides, flow about 25 CFM with no wind in the shop, no fans etc. blowing and see if that helps. Also make sure the wire is clean with no rust on it. Perosity is caused from the trash in the metal or oxy. getting to the weld when it is molten.
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