PROCESS FOR PRODUCING HEAT TREATED ROLLED LOW-CARBON AND LOW-ALLOY STEELS

摘要

the essence of the u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0: blank are heated to temperatures u0430u0443u0441u0442u0435u043du0438u0442u0438u0437u0430u0446u0438u0438, u043fu0440u043eu043au0430u0442u044bu0432u0430u044eu0442 and cooled with a speed of more than the critical in 0.1 to 0.15 with after leaving on u0441u043bu0435u0434u043du0435u0439 cage mill first before u0434u043eu0441u0442u0438u0436u0435u043du0438u00a0 u0441u0440u0435u0434u043du0435u043cu0430u0441u0441u043eu0432u043eu0439 temperature of 580 & deg; c, with her last on air during 0.5 to 2.5.car cut for measuring length and 0.1 - 0.3 with re cooled after cutting with a speed of more than the critical 600 - 480 & deg;. 1, table 2).