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METHOD FOR PRODUCING corrosion resistance of austenitic cold rolled sheet steel containing iron, carbon and manganese, with high mechanical properties, and thus obtained SHEET
METHOD FOR PRODUCING corrosion resistance of austenitic cold rolled sheet steel containing iron, carbon and manganese, with high mechanical properties, and thus obtained SHEET
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机译:制备具有高机械性能的含铁,碳和锰的奥氏体冷轧钢板的耐蚀性的方法,从而获得了板材
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1. method u043fu043eu043bu0443u0447u0435u043du0438u00a0 sustainable corrosion u0445u043eu043bu043eu0434u043du043eu043au0430u0442u0430u043du043eu0433u043e sheet of austenitic steel containing iron, carbon and manganese, comprising the following steps:;provide a list with the following composition: mas.;u04411,05 0.35%%;Mn24 16%%;the rest of iron and inevitable impurities from the melt.;u0443u043fu043eu043cu00a0u043du0443u0442u044bu0439 sheet subjected to cold rolling.;u0443u043fu043eu043cu00a0u043du0443u0442u044bu0439 leaf are u0440u0435u043au0440u0438u0441u0442u0430u043bu043bu0438u0437u0430u0446u0438u043eu043du043du043eu043cu0443 u043eu0442u0436u0438u0433u0443 in furnace with atmosphere, u043au043eu0442u043eu0440u0430u00a0 restores u043eu043au0438u0441u043bu00a0u0435u0442 iron and manganese, with the parameters u0443u043fu043eu043cu00a0u043du0443 the annealing are selected in such a way that u0443u043fu043eu043cu00a0u043du0443u0442u044bu0439 leaf u043fu043eu043au0440u044bu0432u0430u0435u0442u0441u00a0 on both sides u043fu043eu0434u0441u043bu043eu0435u043c essentially amorphous u043eu043au0438u0441u043bu0430 (fe, mn) o and the outer layer of the crystal. isla manganese MnO and u043eu0431u0449u0430u00a0 thickness of these two layers is equal to or more than 0.5 microns.;2. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the chemical composition of u0443u043fu043eu043cu00a0u043du0443u0442u044bu0445 sheets includes mas.%.;Si3%;Al0050%;S0030%;P0080%;N0,1%;and u043du0435u043eu0431u00a0u0437u0430u0442u0435u043bu044cu043du043e one or more of such elements as:;Cr1%;u043cu043e0,40%;Ni1%;Cu5%;Ti0,50%;Nb0,50%;V0,50%.;3. way on any of the u043fu043f.1 or 2, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 because the chemical composition of u0443u043fu043eu043cu00a0u043du0443u0442u043eu0433u043e sheet includes carbon of mas.% of at least 0.5, but not exceeding 0.7.;4. way on any of the u043fu043f.1 or 2, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 because the chemical composition of u0443u043fu043eu043cu00a0u043du0443u0442u043eu0433u043e sheet includes carbon of mas.% of at least 0.85, but not exceeding 1.0 5.;5. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the chemical composition of u0443u043fu043eu043cu00a0u043du0443u0442u043eu0433u043e sheet includes manganese of mas.% of not less than 20, but not exceeding 24.;6. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the chemical composition of u0443u043fu043eu043cu00a0u043du0443u0442u043eu0433u043e sheet includes manganese of mas. at least 16, but not greater than 19.;7. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the operation parameters u0443u043fu043eu043cu00a0u043du0443u0442u043eu0439 vacation choose in such a way that u043eu0431u0449u0430u00a0 thickness u0443u043fu043eu043cu00a0u043du0443u0442u044bu0445 two layers is equal to or more than 1.5 mk m.;8. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the u0443u043fu043eu043cu00a0u043du0443u0442u044bu0439 leaf are u0440u0435u043au0440u0438u0441u0442u0430u043bu043bu0438u0437u0430u0446u0438u043eu043du043du043eu043cu0443 u043eu0442u0436u0438u0433u0443 in furnace with atmosphere, u043au043eu0442u043eu0440u0430u00a0 restores iron and u043eu043au0438u0441u043bu00a0u0435u0442 manganese, in which the partial pressure of oxygen is equal to or more than 210 17 pa.;9. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 p.7, so that u0443u043fu043eu043cu00a0u043du0443u0442u044bu0439 leaf are u0440u0435u043au0440u0438u0441u0442u0430u043bu043bu0438u0437u0430u0446u0438u043eu043du043du043eu043cu0443 u043eu0442u0436u0438u0433u0443 in furnace with atmosphere, u043au043eu0442u043eu0440u0430u00a0 restores iron and u043eu043au0438u0441u043bu00a0u0435u0442 manganese, in which the partial pressure of oxygen is equal to or more than 510 - 16 pa.;10. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the u0443u043fu043eu043cu00a0u043du0443u0442u044bu0439 u043fu043eu0434u0441u043bu043eu0439 essentially amorphous u043eu043au0438u0441u043bu0430 (fe, mn) o is continuous.;11. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the u0443u043fu043eu043cu00a0u043du0443u0442u044bu0439 layer crystal u043eu043au0438u0441u043bu0430 MnO is continuous.;12. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the u0443u043fu043eu043cu00a0u043du0443u0442u044bu0439 u0440u0435u043au0440u0438u0441u0442u0430u043bu043bu0438u0437u0430u0446u0438u043eu043du043du044bu0439 u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 in compact continuous annealing installation u0434u043bu00a0 leave.;13. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that the u0443u043fu043eu043cu00a0u043du0443u0442u044bu0439 sheet subjected to operation u0444u043eu0441u0444u0430u0442u0438u0440u043eu0432u0430u043du0438u00a0 u0443u043fu043eu043cu00a0u043du0443u0442u043eu0433u043e u0440u0435u043au0440u0438u0441u0442u0430u043bu043bu0438u0437u0430u0446u0438u043eu043du043du043eu0433u043e after annealing.;14. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 p.13, so that u0443u043fu043eu043cu00a0u043du0443u0442u044bu0439 sheet subjected to subsequent processing method u043au0430u0442u0430u0444u043eu0440u0435u0437u0430.;15. resistant to corrosion u0445u043eu043bu043eu0434u043du043eu043au0430u0442u0430u043du044bu0439 and u043eu0442u043eu0436u0435u043du043du044bu0439 sheet of austenitic steel containing iron, carbon and manganese, with the following composition: mas.;0,35u04411,05;16Mn24;the rest of iron and inevitable impurities from the melt, coated on both sides u043fu043eu0434u0441u043bu043eu0435u043c essentially amorphous u043eu043au0438u0441u043bu0430 (fe, mn) o and the outer layer of the crystal u043eu043au0438u0441u043bu0430 MnO, with a total thickness of the two layers of equal to or more than 0.5 microns.;16. leaf on p.15, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 because it contains it.%.;Si3;Al0050;S0030;P0080;N0,1;and u043du0435u043eu0431u00a0u0437u0430u0442u0435u043bu044cu043du043e one or more elements, such as:;Cr1;u043cu043e0,40;Ni1;Cu5;Ti0,50;Nb0,50;V0,50.;17. list on any of the u043fu043f.15 or 16, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 what chemical composition includes carbon of mas.% of at least 0.5, but not exceeding 0.7.;18. leaf on u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 p.15, however, that the chemical composition of u0443u043fu043eu043cu00a0u043du0443u0442u043eu0433u043e sheet includes carbon of mas.% of at least 0.85, but not exceeding 1.05.;19. bill, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 p.15, however, that the chemical composition of u0443u043fu043eu043cu00a0u043du0443u0442u043eu0433u043e sheet includes manganese of mas.% of not less than 20, but not exceeding 24.;20. leaf on u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 p.15, however, that the chemical composition of u0443u043fu043eu043cu00a0u043du0443u0442u043eu0433u043e sheet includes manganese of mas. at least 16, but not greater than 19.;21. leaf on u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 p.15, so that u043eu0431u0449u0430u00a0 u0443u043fu043eu043cu00a0u043du0443u0442u044bu0445 two layers of thickness equal to or more than 1.5 microns.;22. leaf on u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 p.15, so that u0443u043fu043eu043cu00a0u043du0443u0442u044bu0439 u043fu043eu0434u0441u043bu043eu0439 essentially amorphous u043eu043au0438u0441u043bu0430 (fe, mn) o is continuous.;23. leaf on u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 p.15, so that the outer layer of crystalline u043eu043au0438u0441u043bu0430 MnO is continuous.;24. leaf on u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 p.15, so that the outer layer of crystalline u043eu043au0438u0441u043bu0430 MnO suffered u0444u043eu0441u0444u0430u0442u0438u0440u0443u044eu0449u0438u0439 layer.;25. leaf on p.24, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 the u0443u043fu043eu043cu00a0u043du0443u0442u044bu0439 u0444u043eu0441u0444u0430u0442u0438u0440u0443u044eu0449u0438u0439 layer by layer, the method u043au0430u0442u0430u0444u043eu0440u0435u0437u0430.;26. application of the sheet of media u043fu043f.1 - 14, u0434u043bu00a0 u0438u0437u0433u043eu0442u043eu0432u043bu0435u043du0438u00a0 structural components or parts with the whole shell in the automotive industry.;27. application sheet for u043fu043f.15 - 25 u0434u043bu00a0 u0438u0437u0433u043eu0442u043eu0432u043bu0435u043du0438u00a0 structural components or parts with the whole shell in the automotive industry.
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