Rampmaster Operating Manual
Heat Treat ver. RM3 – Feb 2017
Page 23 of 25
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Heat Treat Data
The following heat treat data has been provided to Evenheat by various sources. We suggest you view this data as a starting and reference point on which
to build your heat treating experience. What works for these guys may or may not necessarily work for you.
General Heat Treating Data for Various Metals
Special Thanks to Texas Knifemakers Supply for this Information
Steel Type
Rockwell
Hardening
Hardening
Temper
Temper
D2 Tool Steel 58 RC 1880°F 15 min. 500°F
2 times
D2 Springs & Rockers 43 to 45 RC 1880°F 15 min. 1200°F
2 hrs.
1 time
154CM S.S.
58 RC
1900°F 15 min.
400°F for 58 RC
2 hrs.
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. 225°F
2 hrs.
& Rockers
43 to 45 RC 1880°F 15 min. 1100°F
1 time
CPM 440V S.S. (S60V) 58 RC 1950°F 30 min. 300°F
2 hrs.
2 times
CPM 440V S.S. Springs &
43 to 45 RC 1950°F 30 min. 1100°F
2 hrs.
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.
CMP420V 2150°F 10 min. 400°F
2 times
A-2 1800°F
500°F
2 hrs.
2 times
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.
Annealing 1650°F 30 min.
1650°F for 30 min. Shut off with
oven door closed. Leave in overnight.
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.
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