Thread: Clean a pan before welding

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pans is what steel or aluminum welded ? i would not use a mig for alum .if its steel just wash with thinner is all is needed i cross the ends of the crack with to small welds going across the cracks on the ends if alum drill the ends of the crack then v groove the part do not use soap some soaps need to be cleaned out not a big deal on steel but cast can be porous so just use thinner and a stainless steel brush i only would TIG it pre heat would be a very good idea to about 300 if a small tig or mig if your going to try to weld it if aluminum