Process Temperature Range (°C) Hold Time (hours)
Annealing 650 - 900 (0.5 - 2.0 per 25mm thickness)
Normalizing 800 - 920 (0.5 - 1.0 per 25mm thickness)
Hardening (Full Annealing Prior) 815 - 870 (0.5 - 2.0 per 25mm thickness)
Hardening (Normalized Prior) 830 - 890 (0.5 - 2.0 per 25mm thickness)
Tempering 150 - 700 1.0 - 4.0