MD3087B2 - Procedeu de incercare la uzura abraziva simetoda de determinare a concentratiei fazei disperse a materialului compozitional cu rezistenta maxima la uzura - Google Patents
Procedeu de incercare la uzura abraziva simetoda de determinare a concentratiei fazei disperse a materialului compozitional cu rezistenta maxima la uzura Download PDFInfo
- Publication number
- MD3087B2 MD3087B2 MDA20040219A MD20040219A MD3087B2 MD 3087 B2 MD3087 B2 MD 3087B2 MD A20040219 A MDA20040219 A MD A20040219A MD 20040219 A MD20040219 A MD 20040219A MD 3087 B2 MD3087 B2 MD 3087B2
- Authority
- MD
- Moldova
- Prior art keywords
- wear
- concentration
- dispersed phase
- determining
- abrasive
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 5
- 238000012360 testing method Methods 0.000 title abstract 4
- 239000002131 composite material Substances 0.000 title 1
- 239000000463 material Substances 0.000 abstract 8
- 239000010421 standard material Substances 0.000 abstract 3
- 239000002245 particle Substances 0.000 abstract 2
- 238000010998 test method Methods 0.000 abstract 2
- 125000004122 cyclic group Chemical group 0.000 abstract 1
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
Inventia se refera la tribologie, in particular la un procedeu de incercare la uzura abraziva si la o metoda de determinare a concentratiei fazei disperse a materialului compozitional cu rezistenta maxima la uzura. Procedeul de incercare la uzura abraziva include frecarea-alunecarea ciclica a materialului etalon si a materialului supus incercariide o suprafata cu particule abrazive fixate dupa schema de strunjire, determinarea raportului dintre valorile uzurii materialului etalon si ale materialului supus incercarii. Frecarea se efectueaza la contactul cu una si aceeasi suprafata abraziva, parametrii geometrici si structura careia la regimde uzura stabil sunt invariabili, iar particuleleabrazive initial sunt ascutite. Uzura materialului se produce preponderent prin oboseala microciclica, iar valoarea uzurii materialului etalon se determina la o sarcina fixata, care asigura un mecanism de uzura a suprafetei de contact, analogic cu cel al uzurii materialului estimat. Metoda de determinare a concentratiei fazei disperse a materialului compozitional cu rezistenta maxima la uzura include incercarea la uzura a materialului compozitional pentru diferite sarcini conform procedeului mentionat. Totodata se determina grafic dependentarezistentei la uzura a materialului compozitional de concentratia fazei lui disperse si prin interpolarea patratica a trei puncte, situate pe ambeleramuri ale curbei, se determina analitic concentratia optimala a fazei disperse, pentru care rezistenta relativa este maxima.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDA20040219A MD3087C2 (ro) | 2004-09-13 | 2004-09-13 | Procedeu de încercare la uzură abrazivă şi metodă de determinare a concentraţiei fazei disperse a materialului compoziţional cu rezistenţă maximă la uzură |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDA20040219A MD3087C2 (ro) | 2004-09-13 | 2004-09-13 | Procedeu de încercare la uzură abrazivă şi metodă de determinare a concentraţiei fazei disperse a materialului compoziţional cu rezistenţă maximă la uzură |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MD3087B2 true MD3087B2 (ro) | 2006-06-30 |
| MD3087C2 MD3087C2 (ro) | 2007-01-31 |
Family
ID=36643892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MDA20040219A MD3087C2 (ro) | 2004-09-13 | 2004-09-13 | Procedeu de încercare la uzură abrazivă şi metodă de determinare a concentraţiei fazei disperse a materialului compoziţional cu rezistenţă maximă la uzură |
Country Status (1)
| Country | Link |
|---|---|
| MD (1) | MD3087C2 (ro) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1613929A1 (ru) * | 1988-02-01 | 1990-12-15 | Предприятие П/Я А-7332 | Способ определени относительной износостойкости материалов при абразивном изнашивании |
| RU2200311C2 (ru) * | 2000-08-11 | 2003-03-10 | Оренбургский государственный университет | Способ определения относительной износостойкости материалов при абразивном изнашивании |
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2004
- 2004-09-13 MD MDA20040219A patent/MD3087C2/ro not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| MD3087C2 (ro) | 2007-01-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| KA4A | Patent for invention lapsed due to non-payment of fees (with right of restoration) | ||
| MM4A | Patent for invention definitely lapsed due to non-payment of fees |