METHOD OF MANUFACTURING SHEET semifinished products made of nickel-based alloys TYPE INCONEL 718

摘要

1.method u0438u0437u0433u043eu0442u043eu0432u043bu0435u043du0438u00a0 sheet u043fu043eu043bu0443u0444u0430u0431u0440u0438u043au0430u0442u0430 of alloy on the basis of u043du0438u043au0435u043bu00a0 type Inconel 718 to the required thickness and the size of grains u0434u043bu00a0 subsequent u0438u0437u0433u043eu0442u043eu0432u043bu0435u043du0438u00a0 of u043fu043eu043bu0443u0444 u0430u0431u0440u0438u043au0430u0442u0430 u0438u0437u0434u0435u043bu0438u00a0 using u0441u0432u0435u0440u0445u043fu043bu0430u0441u0442u0438u0447u0435u0441u043au043eu0439 moulding, comprising the processing of castings obtained after melting, including through rolling, u043fu0440u0435u0438u043cu0443u0449u0435u0441 u0442u0432u0435u043du043du043e, u043eu0434u043du043eu0444u0430u0437u043du043eu0439 area, and final processing.u0432u043au043bu044eu0447u0430u00a0 u043fu0440u043eu043au0430u0442u043au0443 at a temperature below the temperature u043au043eu0442u043eu0440u0430u00a0 rolling processing of castings, to u043fu043eu043bu0443u0447u0435u043du0438u00a0 u043fu043eu043bu0443u0444u0430u0431u0440u0438u043au0430u0442u0430 required thickness, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0, etc. and the final processing u043fu0440u043eu043au0430u0442u043au0443 u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 within a temperature range for the selected speed, and the total degree of deformation of grinding grains. mainly due to the dynamic u0440u0435u043au0440u0438u0441u0442u0430u043bu043bu0438u0437u0430u0446u0438u0438.;2. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 1, so that when the final processing within a temperature range u043fu0440u043eu043au0430u0442u043au0443 u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 975 825u0441 and speeds strain 101 - 10 - 4 to - 1 with a total step u0435u043du044cu044e not less than 50%.;3. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 2, so that the processing u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 additional u043fu0440u043eu043au0430u0442u043au0443 consistently within a temperature range of - 650u0441 and speeds de of the 10 - 1 - 10 - 4 to - 1 with a total degree of deformation of at least 50%.;4. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 3, so that the processing has u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 another additional u043fu0440u043eu043au0430u0442u043au0443 within a temperature range that is 500u0441 and swift u043eu0441u0442u0435u0439 deformation 10 - 2 - 10 - 5 to - 1 with a total degree of deformation of at least 50%.;5. way on any of the 1 or 2 or 3 or 4, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0, u043fu0440u043eu043au0430u0442u043au0443 during final processing u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 for at least two passage.;6. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 clause 5, so that u043fu0440u043eu043au0430u0442u043au0443 lead to changes in u043du0430u043fu0440u0430u0432u043bu0435u043du0438u00a0 at 45 to 180 after passage.;7. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 clause 5, so that after the passage of a turn.;8. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 clause 5, so that after the passage of u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 annealing within 0.1 - 0.5 h at the temperature equal to the temperature deformation on the subsequent pass.;9. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 point 9, so that the annealing combine with induction under subsequent pass of rolling.;10. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 clause 5, so that after the passage of u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 annealing within 0.1 - 1 h at the temperature of 20 to 100u0441 below temperature deformation.;11. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 clause 5, so that between the aisles u043fu0440u043eu0432u043eu0434u00a0u0442 cold u043fu0440u043eu043au0430u0442u043au0443 of subsequent u0440u0435u043au0440u0438u0441u0442u0430u043bu043bu0438u0437u0430u0446u0438u043eu043du043du043eu0433u043e annealing.;12. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 p.11, so that u0440u0435u043au0440u0438u0441u0442u0430u043bu043bu0438u0437u0430u0446u0438u043eu043du043du044bu0439 annealing combining with heat under the subsequent pass of rolling.;13. way on any of the 1 or 2 or 3 or 4, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0, however, that in the processing of at least one u043fu0440u043eu043au0430u0442u043au0443 u043fu0440u043eu0432u043eu0434u00a0u0442 in insulated or u043au0432u0430u0437u0438u0438u0437u043eu0442u0435 u0440u043cu0438u0447u0435u0441u043au0438u0445 u0443u0441u043bu043eu0432u0438u00a0u0445.;14. method for u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 p.13, those that use u0442u0435u043fu043bu043eu0438u0437u043eu043bu0438u0440u0443u044eu0449u0438u0439 package which is from one to u0434u0435u0441u00a0u0442u0438 u043fu0440u043eu043au0430u0442u044bu0432u0430u0435u043cu044bu0445 sheets, the thickness of the package p u0432u044bu0431u0438 u0440u0430u044eu0442 of u0441u043eu043eu0442u043du043eu0448u0435u043du0438;m / p = u043au043cu043cs / u043fs,;where m is the thickness of the u043fu0440u043eu043au0430u0442u044bu0432u0430u0435u043cu043eu0433u043e sheet;;u043cs - u043du0430u043fu0440u00a0u0436u0435u043du0438u0435 u0442u0435u0447u0435u043du0438u00a0 material u043fu0440u043eu043au0430u0442u044bu0432u0430u0435u043cu043eu0439 billets temperature deformation;;u043fs - u043du0430u043fu0440u00a0u0436u0435u043du0438u0435 u0442u0435u0447u0435u043du0438u00a0 material package with temperature deformation;;km is an empirical coefficient, u0437u0430u0432u0438u0441u00a0u0449u0438u0439 design package, characteristics of physical and mechanical properties of the material of the package (km = 0.1 - 0.5).;15. way on any of the 1 or 2 or 3 or 4, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0, in conclusion, the final processing u043fu0440u043eu0432u043eu0434u00a0u0442 cold u043fu0440u043eu043au0430u0442u043au0443 sheet u043fu043eu043bu0443u0444u0430u0431u0440u0438u043au0430u0442u0430 with implementation the subsequent u0440u0435u043au0440u0438u0441u0442u0430u043bu043bu0438u0437u0430u0446u0438u043eu043du043du043eu0433u043e annealing.;16. way on any of the 1 or 2 or 3 or 4, u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0, annealing after cold rolling u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 within 0.1 - 1 h at a temperature equal to or below the 20 100u0441 u043cu043fu0435u0440u0430u0442u0443u0440u044b deformation.