1. Heat treatment:
Quench: 830-860° C oil cooling, HRC53-58
Anneal: Isothermal annealing heating temperature 760-780° C keep temperature for 4-6hours.
2. Application: Used for manufacturing hot extrusion die and madril by aluminum alloy sections. Swage hammers, forging presses, forging machine, high modulus die under high temperature and shock loading.

Dimension(mm)
Round: Diameter 15-500mm
Flat: Thickness 15-500mm*width50-1200mm