They are treatments applied by electrodeposition that allow obtaining a coating of zinc alloyed with iron or nickel.

Zn / Ni alloy: Zinc coating with a nickel content of 10 to 15% in the alloy that allows obtaining clear and black passivations free of hexavalent chromium.

Corrosion Resistance (Salt mist ASTM B-117): 200Hs without white corrosion and 720Hs without red corrosion previous thermal shock of 1Hs at 200ºC.


  • Peugeot B154102
  • Mercedes Benz DBL-8451.66 / .76
  • General Motors GME-00252
  • VW TL-244
  • Ford S-450 (WSS-M21P51-A1/A2/A3/A4/A5/A6)