1) chemical oxidation of steel details
Equipment: chemical oxidation line (900х400х250 mm, t 1450C)
2) covering by zinc of steel details with chromatizing and whithout
Equipment: zinc-plating line (900х400х250 mm).
3) chromium-plating of steel details with the thickness up to 20 mcm
Equipment: chromium-plating bath (900х420х250 mm)