Defecto de calidad del producto Defectos comunes en la superficie de barras y alambrones. 1.1 Defectos en las materias primas. 1.1.1 Cavidad de contracción—Hay cavidades de contracción residuales y los defectos resultantes en el acero.. Razón: ① Se produjo un agujero de contracción durante el vertido.. ② Hay óxidos y escorias.. 1.1.2 […]
1. Volume invariance law We know that the law of mass invariance exists objectively in nature, and mass = density × volume. Por lo tanto, it can be seen that during the pressure processing, as long as the density of the metal does not change, its volume will not change before and
Three Basic Laws of Steel Rolling Sigue leyendo »
Electric arc furnace steelmaking mainly uses arc heat, and the temperature in the arc action zone is as high as 4000 °C. The smelting process is generally divided into a melting period, an oxidation period and a reduction period. En el horno, not only an oxidizing atmosphere but also a
Características de la acería en horno de arco eléctrico Sigue leyendo »
