This is my HT for 154cm and ATS-34,
I put them in the oven when it gets to about 600*F it ramps to 1250 and holds for 20 min.
After the 20 min it ramps up to 1950 for a full 45 minutes. after that I Plate quench or on small blades I will Oil Quench.
(If your gonna cryo do it here)
Then...