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Tig Welding

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Different TIG welding rods are available for whatever the occasion calls for. This time, 312 stainless got the nod. Three-twelve stainless is specifically alloyed for joining dissimilar metals (not including aluminum). Considering the mild steel main structural tube and the 4130 chromoly nut plate, 312 stainless provided the best assurance that the resulting welds would hold up.