Después de un temple la austenita retenida puede llegar hasta el 48% de la estructura metalográfica. La cantidad de austenita sin transformar dependerá de la composición, temperatura de austenización, medio de enfriamiento.
Hoy es lunes y toca examen TRATAMIENTOS TÉRMICOS Caso práctico, dificultad alta En nuestro último examen nos encontrábamos con unos elementos mecánicos de seguridad, engranajes, qué en las pruebas de máquina habían sufrido arrancamiento de los dientes, dando lugar a una crisis en el cliente. Aquí os dejo en enlace:
Analizamos las causas y vimos que aunque el acero elegido era correcto, 1.7220 , 34CrMo4 Recocido, tanto su estructura como el tratamiento térmico que lo acompañaban, provocaban la falta de tenacidad que provocaba el fallo sistémico.
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