Passivation basics: Will this stainless steel rust?
2018-11-11u2002·u2002The technique has a major effect on stainless steel appearances, increasing luster and brightness while only changing measured roughness by about 30 percent. Some weld cleaning and polishing systems use food-grade acids and electricity to remove heat tint and can achieve chemical passivation on stainless steel parts, as defined by ASTM ...
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