RO98053B1 - Modificator pentru fonte - Google Patents
Modificator pentru fonteInfo
- Publication number
- RO98053B1 RO98053B1 RO129975A RO12997587A RO98053B1 RO 98053 B1 RO98053 B1 RO 98053B1 RO 129975 A RO129975 A RO 129975A RO 12997587 A RO12997587 A RO 12997587A RO 98053 B1 RO98053 B1 RO 98053B1
- Authority
- RO
- Romania
- Prior art keywords
- modifier
- cast iron
- wear
- iron modifier
- pestrita
- Prior art date
Links
- 239000003607 modifier Substances 0.000 title abstract 4
- 229910001018 Cast iron Inorganic materials 0.000 title abstract 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- 238000005266 casting Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 150000001247 metal acetylides Chemical class 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 229910052761 rare earth metal Inorganic materials 0.000 abstract 1
- 150000002910 rare earth metals Chemical class 0.000 abstract 1
- 238000005096 rolling process Methods 0.000 abstract 1
Landscapes
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Abstract
Inventia s erefera la un modificator pentru fonte, destinat îndeosebi fontei albe si pestrite, solicitate la uzare, ce contine; 35...60% Ni, 5...15% Si, 5...15% Cr, 0,5...5% B, 1...10% Ti, 0,1...2,5% Ca, 0,1...3,5% Al, 0,5...5% pamânturi rare, rest Fe. Modificatorul mai poate contine 0...0,5% N si/sau Mg. Modificatorul este caracterizat prin compactitate ridicata, densitate de ordinul 6...7,5 kg/dm3 si o temperatura de topire sub 1350 degree C. în cazul modificarii unor fonte destinate turnarii duplex a cilindrilor duri de laminor, s-a realizat o marire a zonei albe si o concentrare a celei de trecere (pestrita), o crestere a microduritatii atât a carburilor, cât si a masei metalice de baza, o finisare accentuata a structurii si o micsorare a pierderilor la uzare (cu 15...24%).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO129975A RO98053B1 (ro) | 1987-10-05 | 1987-10-05 | Modificator pentru fonte |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO129975A RO98053B1 (ro) | 1987-10-05 | 1987-10-05 | Modificator pentru fonte |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO98053B1 true RO98053B1 (ro) | 1989-10-30 |
Family
ID=40906171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO129975A RO98053B1 (ro) | 1987-10-05 | 1987-10-05 | Modificator pentru fonte |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO98053B1 (ro) |
-
1987
- 1987-10-05 RO RO129975A patent/RO98053B1/ro unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| MXPA02006786A (es) | Metodo para la homogeneizacion de la textura del acero, aleacion homogeneizada de la textura para el acero y metodo para producir la aleacion homogeneizadora. de la textura. | |
| DE69329243D1 (de) | Walzen zum formen von metall | |
| GB1482724A (en) | Wear-resistant cast-iron alloy | |
| EG15384A (en) | Austenitic wear resistant steel | |
| JPS579855A (en) | Steel shot | |
| ES2111405T3 (es) | Fundicion dura de elevada resistencia a la corrosion y al desgaste. | |
| GB1523710A (en) | Austenitic cast iron | |
| SE9602494D0 (sv) | Användning av ett stål | |
| ES2120187T3 (es) | Fundicion dura resistente a la corrosion y al desgaste. | |
| GB1499290A (en) | Cast iron | |
| JPS55145154A (en) | Rail steel with low weld crack sensibility and thermal expansion coefficient | |
| JPS57126950A (en) | Production of killed steel ingot for hot rolling | |
| JPS56108853A (en) | High-tensile wear-resistance sliding member | |
| JPS5534687A (en) | Precipitation hardening type hot working tool steel | |
| SU1070193A1 (ru) | Чугун | |
| JPS57194237A (en) | Highly elastic alloy with high hardness | |
| JPS5623260A (en) | High manganese cast steel for low temperature use | |
| SU1025749A1 (ru) | Износостойкий чугун | |
| JPS531124A (en) | Wear resistant alloy of high permeability | |
| JPS56105448A (en) | High-nickel alloy for spectacles | |
| JPS5792162A (en) | Thick cast steel for low temperature use | |
| SU31951A1 (ru) | Немагнитный с повышенным содержанием марганца чугун | |
| GB666401A (en) | Hard wear-resisting nickel-chromium alloys | |
| SU1617038A1 (ru) | Износостойка сталь дл отливок | |
| JPS5719363A (en) | Improvement of high-silicon heat-resistant cast steel |