Heat Treat Temps
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Heat-Treat-Temps
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Evenheat Manuals
The following information is from the Evenheat web site with their permission.
General Heat Treating Data for Various Metals
|
Steel Type |
Rockwell Hardness |
Hardening Temperature |
Hardening Time |
Temper Temperature |
Temper Time |
| D2 Tool Steel | 58 RC | 1880°F | 15 min. | 500°F | 2 hrs. 2 times |
| D2 Springs & Rockers | 43 to 45 RC | 1880°F | 15 min. | 1200°F | 2 hrs. 1 time |
| 154CM S.S. | 58 RC 61 RC |
1900°F | 15 min. | 400°F for 58 RC 275°F for 61 RC |
2 hrs. 2 times |
| 154CM S.S. Springs & Rockers | 43 to 45 RC | 1900°F | 15 min. | 1200°F | 2 hrs. 1 time |
| 440C S.S. | 58 RC | 1880°F | 15 min. | 375°F | 2 hrs. 1 time |
| 440C S.S. Springs & Rockers | 43 to 45 RC | 1880°F | 15 min. | 1100°F | 1 hr. 1 time |
| CPM 440V S.S. (S60V) | 58 RC | 1950°F | 30 min. | 300°F | 2 hrs. 2 times |
| CPM 440V S.S. Springs & Rockers | 43 to 45 RC | 1950°F | 30 min. | 1100°F | 2 hrs. 1 time |
| ATS-34 S.S. | 58 RC 61 RC |
1900°F | 15 min. | 400°F for 58 RC 275°F for 61 RC |
2 hrs. 1 time |
| ATS-34 S.S. Springs & Rockers | 43 to 45 RC | 1900°F | 15 min. | 1200°F | 2 hrs. 2 times |
| Vascoware & Cru-ware | 1950°F | 30 min. | 1000°F | 2 hrs. 3 times |
|
| Boye Dendritic S.S. | 1880°F | 30 min. | 400°F | 1 hr. 2 times |
|
| 440A S.S. | 1880°F | 15 min. | 212°F | 2 hrs. 1 time |
|
| CMP420V | 2150°F | 10 min. | 400°F | 2 hrs. 2 times |
|
| A-2 | 1800°F | 500°F | 2 hrs. 2 times |
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| 01 Tool Steel | 1500°F | 10 min. or until non-magnetic, oil quench (oil needs to be warm - 100 to 150°F) Temper at 350°F for 2 hrs. |
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| Annealing | 1650°F | 30 min. | 1650°F for 30 min. Shut off with oven door closed. Leave in overnight. |
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NOTE: These figures are based on 3/16" thick material and should be altered to the thickness of the material being treated. (I.E. 1/8" thick material should be 8 to 10 minutes and 1/4" material should be near 20 minutes). The rule of thumb is 1 hour per inch of thickness. |
