METHOD The production of rolled bars and rods of medium carbon steel

摘要

method of production of long steel products in the u043fu0440u0443u0442u043au0430u0445, calibrated round of u0441u0440u0435u0434u043du0435u0443u0433u043bu0435u0440u043eu0434u0438u0441u0442u043eu0439 were increased u043eu0431u0440u0430u0431u0430u0442u044bu0432u0430u0435u043cu043eu0441u0442u0438 use, including u0432u044bu043fu043bu0430u0432u043a steel for electric stoves, u0432u043du0435u043fu0435u0447u043du0443u044e processing, u043cu0438u043au0440u043eu043bu0435u0433u0438u0440u043eu0432u0430u043du0438u0435 gray, continuous u0440u0430u0437u043bu0438u0432u043au0443 on the protection of the u043cu043du043bu0437 u0430u0440u0433u043eu043du043eu043c, u0433u043eu0440u00a0u0447u0443u044e u043fu0440u043eu043au0430u0442u043au0443 u043du0435u043fu0440u0435u0440u044bu0432u043du043eu043bu0438u0442 oh the using modes u0442u0435u0440u043cu043eu043cu0435u0445u0430u043du0438u0447u0435u0441u043au043eu0439 processingu0441u043cu043eu0442u043au0443 of hire in the riots, u0440u0430u0437u043cu043eu0442u043au0443, u043fu043eu0440u0435u0437u043au0443 and editing innovation special decoration of the surface u043eu0442u043bu0438u0447u0430u044eu0449u0438u0439u0441u00a0 innovation so that u0432u044bu043fu043bu0430u0432u043bu00a0u044eu0442 steel in the next u0441u043eu043eu0442u043du043e business components, mas.%.;u0443u0433u043bu0435u0440u043eu04340,42 - 0,50u043cu0430u0440u0433u0430u043du0435u04460,50 - 0,80u043au0440u0435u043cu043du0438u04390,17 - 0,37u0441u0435u0440u04300020 - 0040u0444u043eu0441u0444u043eu04400001 - 0030u0430u043bu044eu043cu0438u043du0438u04390,03 - 0,05u043au0430u043bu044cu0446u0438u0439, 0.001 0010u043au0438u0441u043bu043eu0440u043eu04340001 - 0015u0445u0440u043eu043cu043du0435 more than 0.25% u043du0438u043au0435u043bu044cu0434u043e 0.25% u043cu0435u0434u044cu043du0435 more than 0.25% u043cu043eu043bu0438u0431u0434u0435u043du043du0435 ball it u043cu044bu0448u044cu00a0u043au043du0435 0.10% more than 0.08% u0430u0437u043eu0442u043du0435 more 0015 percent iron and inevitable impurities the rest;the ratios of: oxygen / calcium = 14.5, and calcium / sulfur 0.065.;with the release of the melting of the metal u0440u0430u0441u043au0438u0441u043bu00a0u044eu0442 aluminum and u043bu0435u0433u0438u0440u0443u044eu0442, u0434u043eu0432u043eu0434u00a0u0442 metal on the chemical composition of all elements except u0430u043bu044eu043cu0438u043du0438u00a0 and sulphur and production u0432u043eu0434u00a0u0442 re oxidation of metal slag and gaseous oxygen or u043eu043au0438u0441u043bu0435u043du043du044bu043cu0438 u043eu043au0430u0442u044bu0448u0430u043cu0438, then u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 supplement u0430u043bu044eu043cu0438u043du0438u00a0 and u043bu0435u0433u0438u0440u043eu0432u0430u043du0438u0435u043c kal u044cu0446u0438u0435u043c and greyu043fu043eu0440u0435u0437u043au0443 rods u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u044eu0442 length of 6 m with a precision cutting of 5 mm, the finished products u043fu0440u043eu0432u043eu0434u00a0u0442 by editing, u043au043eu043du0442u0440u043eu043bu00a0 surface defects and ultrasonic control u0440u043eu043bu00a0 internal defects, selective sweep solid abrasive abrasive, grinding, u043eu0431u0442u043eu0447u043au0438 rods.