RU2000126703A - METHOD OF OBTAINING PROTECTIVE COATINGS ON THE SURFACE OF METALS AND ALLOYS - Google Patents
METHOD OF OBTAINING PROTECTIVE COATINGS ON THE SURFACE OF METALS AND ALLOYSInfo
- Publication number
- RU2000126703A RU2000126703A RU2000126703/02A RU2000126703A RU2000126703A RU 2000126703 A RU2000126703 A RU 2000126703A RU 2000126703/02 A RU2000126703/02 A RU 2000126703/02A RU 2000126703 A RU2000126703 A RU 2000126703A RU 2000126703 A RU2000126703 A RU 2000126703A
- Authority
- RU
- Russia
- Prior art keywords
- screen
- thickness
- section
- alloys
- metals
- Prior art date
Links
- 229910045601 alloy Inorganic materials 0.000 title claims 2
- 239000000956 alloy Substances 0.000 title claims 2
- 229910052751 metal Inorganic materials 0.000 title claims 2
- 239000002184 metal Substances 0.000 title claims 2
- 150000002739 metals Chemical class 0.000 title claims 2
- 239000011253 protective coating Substances 0.000 title claims 2
- 238000006073 displacement reaction Methods 0.000 claims 1
- 239000011244 liquid electrolyte Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000007745 plasma electrolytic oxidation reaction Methods 0.000 claims 1
Claims (1)
где V- скорость перемещения пористого экрана, м/с;
Нmах - максимальная толщина сечения экрана, м;
Hmin - минимальная толщина сечения экрана, м;
U - напряжение электрического тока между экраном и обрабатываемой поверхностью, В.The method of obtaining protective coatings on the surfaces of metals and alloys by microarc oxidation using a device equipped with an electrode and a porous screen through which a liquid electrolyte is supplied, and a voltage applied between the surface to be treated and the porous screen, characterized in variable section thickness, carried out with a flow rate of 4-8 l / min with increasing voltage and current density up to 190 V and 5 A / dm 2, respectively, for 3-10 min, and the process is ox Identification is carried out by moving the device along the treated surface, while the velocity vector of the displacement and the vector of the maximum gradient of the thickness of the cross section of the porous screen are mutually perpendicular and depend on the following relation
where V is the speed of movement of the porous screen, m / s;
Нmax - the maximum thickness of the screen section, m;
Hmin - the minimum thickness of the screen section, m;
U is the voltage of the electric current between the screen and the treated surface, V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2000126703/02A RU2194804C2 (en) | 2000-10-23 | 2000-10-23 | Method for forming protective coatings onto surface of metals and alloys |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2000126703/02A RU2194804C2 (en) | 2000-10-23 | 2000-10-23 | Method for forming protective coatings onto surface of metals and alloys |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2000126703A true RU2000126703A (en) | 2002-09-27 |
| RU2194804C2 RU2194804C2 (en) | 2002-12-20 |
Family
ID=20241351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2000126703/02A RU2194804C2 (en) | 2000-10-23 | 2000-10-23 | Method for forming protective coatings onto surface of metals and alloys |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2194804C2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2324014C2 (en) | 2006-06-05 | 2008-05-10 | Анатолий Иванович Мамаев | Process for compression microarc oxidation plating of metal and alloy parts and related equipment therefor |
| RU2547372C2 (en) * | 2013-08-21 | 2015-04-10 | Федеральное Государственное Унитарное Предприятие "Центральный Научно-Исследовательский Институт Конструкционных Материалов "Прометей" Фгуп "Цнии Км "Прометей" | Production of coatings on surfaces of metals and alloys |
| RU2655399C2 (en) * | 2016-03-04 | 2018-05-28 | Валерий Константинович Шаталов | Method for producing protective coatings on surfaces of metals and alloys |
| RU2657252C2 (en) * | 2016-03-18 | 2018-06-09 | Валерий Константинович Шаталов | Method for manufacturing a bar code for metal products |
-
2000
- 2000-10-23 RU RU2000126703/02A patent/RU2194804C2/en not_active IP Right Cessation
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