Heat Treat Information
Steels are listed based on Core’s
The following instructions apply to both copper and bronze laminated steels as well.
For Billets with 80crv2 Cores:
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Normalize at 1600F, 1500F, and 1400F letting cool to black between each cycle.
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Heat to 1550 F
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Hold for approx 10 mins for "knife blade thickness"
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Quench in warm quench oil (not Canola) 86 F-122F
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Temper immediately for 2 hours, cool in water and temper for another 2 hours
For Billets with 52100 Cores:
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Normalize at 1600F, 1500F, and 1400F letting cool to black between each cycle.
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Heat to 1550F-1600F
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Hold for approx 5 mins
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Quench in warm quench oil (not Canola) 86 F-122F
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Temper immediately for 2 hours, cool in water and temper for another 2 hours
For Billets with Damascus Cores:
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Normalize at 1600F, 1500F, and 1400F letting cool to black between each cycle.
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Heat to 1500 F
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No hold time required, just get the entire piece to this temperature
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Quench in warm quench oil (not Canola) 86 F-122F
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Temper immediately for 2 hours, cool in water and temper for another 2 hours
For Billets with Hitachi Blue #2 Cores:
- Normalize at 1400F, 1300F, and 1250F letting cool to black between each cycle.
- Heat to 1450F-1525F and quench in warm fast quench oil (Parks 50 or similar)
- Temper immediately for two two hour cycles. (320F-420F depending on desired hardness.
* All heat treating should be performed in a dedicated HT oven that is specifically designed for this process