Acciai per utensili (Discorso generale)
Protect surface from decarburisation at all steps of the process!!
Acciai per utensili (Discorso generale)
When tempering at 400-750?F (200-400?C), freezing treatments may be necessary to minimize retained austenite.
Acciai per utensili (Discorso generale)
Austenitize: 1900-2000?F (1035-1095?C), hold time at temperature 15-30 minutes.
Acciai per utensili (Discorso generale)
Temper: Double temper at 400-750?F (200-400?C). Hold for 2 hours minimum each time.
Acciai per utensili (Discorso generale)
followed by at least one temper.
Acciai per utensili (Discorso generale)
Austenitize 1950?F (1065?C). Quench to below 125?F (50?C). Double temper at 600?F (315?C) 2 hrs. minimum each temper. Cool to hand warm between
Acciai per utensili (Discorso generale)
NOTE: For optimum stress relieving, CPM S30V may be tempered at 1000-1025?F (540-550?C). Tempering in this range may result in a slight decrease in
Accademia della crusca
