应用拖偶测温法和加热炉热平衡测定等试验方法分析评价了攀钢轨梁厂现行的加热炉热工制度和钢坯的加热工艺 ,并在此基础上 ,优化了重轨钢坯的加热工艺、完善了加热炉热工制度。经实施应用 ,钢坯加热温度波动≤± 2 0℃ ,断面温差≤ 4 5℃ ,氧化烧损率≤ 0 .92 % ,钢轨脱碳层深度≤ 0 .5 mm ,为攀钢生产高速铁路用钢轨提供了加热合格的钢坯 The current furnace heating system and the heating process of billet in Panzhihua Iron and Steel Co., Ltd. were analyzed and evaluated by the test methods such as the thermocouple method and the heat balance test of the heating furnace. On this basis, the heating process of the heavy rail billet was optimized, Improve the furnace thermal system. After the implementation of the application, the billet heating temperature fluctuation ≤ ± 20 ℃, section temperature difference ≤ 45 ℃, oxidation loss rate ≤ 0.92%, the depth of decarburization layer ≤ 0.5 mm, for the production of high-speed railway in Panzhihua Iron and steel rail Provided a heated billet