Local corrosion such as pitting and crevice corrosion of stainless steel usually occurs in the presence of halide ions, usually chlorides (eg, coastal and deicing chloride salts – sodium chloride, calcium chloride or magnesium chloride; hydrochloric acid; bleach – sodium hypochlorite or Calcium hypochlorite; and other chloride compounds). Point corrosion Pit corrosion can occur when […]