METHOD OF CHROMIUM PLATING OF SUBSTRATE SURFACE FROM STRUCTURAL ALLOYED STEEL Russian patent published in 2024 - IPC C23C10/40 

Abstract RU 2819547 C1

FIELD: various technological processes.

SUBSTANCE: invention relates to a method for chromium plating of a surface from structural alloyed steel. Chromium-containing coating is applied on the surface of said substrate and said substrate with coating is heated. Said chromium-containing coating contains 50 wt.% of ammonium salt of 2-monoethanolamine and acetic acid, 25 wt.% of T-900 soot and 25 wt.% of chromium oxide Cr2O3. Said heating is carried out at temperature of 950–1,325 °C with holding for 4.5–9.5 minutes.

EFFECT: higher quality of applied coating and efficiency of its formation.

1 cl, 3 dwg, 5 tbl, 4 ex

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RU 2 819 547 C1

Authors

Shigaev Mikhail Yurevich

Kitaev Nikita Igorevich

Kostin Konstantin Bronislavovich

Brudnik Sergej Vitalevich

Vojko Aleksej Vladimirovich

Pichkhidze Sergej Yakovlevich

Dates

2024-05-21Published

2023-10-31Filed