FIELD: corrosion protection. SUBSTANCE: rust converter intended for preparation of metallic surface before laying lacquer coating without preliminary removal of corrosion products contains, wt %: orthophosphoric acid 50.0-60.0, potassium ferrocyanide 3.0-4.0, aluminum nitrate 2.5-4.0, nonionic surfactant 0.1-0.2, and water - the balance. EFFECT: prolonged lifetime of treated objects, increased their impact resistance, and simplified treatment procedure. 2 cl, 2 tbl, 2 ex
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