Heat Treating A2 Air-Hardening Tool Steel: Austenitize, Quench, and Temper
A2 air-hardening cold-work tool steel heat treatment: 1,750-1,800 F austenitize, air quench, 350-450 F double temper to 58-62 HRC for dies and punches.
2 docs tagged with "double tempering"
View all tagsRetained Austenite in Quenched Steel: Effects, Detection, Reduction
Retained austenite in quenched high-carbon and alloy steel: detection by X-ray diffraction per ASTM E975, effects, and reduction via tempering cycles.