Batch hardening of Sandvik 14C28 knife steel
Temperature should be equalized at 850oC (1560oF) for 30 minutes to avoid unnecessary temperature variations.
Batch furnace. 30 minutes in furnace.
Quench as rapidly as possible. For optimal results 600°C (1110°F) should be reached within 2 minutes or less.
|59 HRC||175oC (345oF)|
|57 HRC||225oC (435oF)|
|55 HRC||350oC (660oF)|