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Heat treating S35VN can be done at different levels of complexity. The below is the "ultimate" version from knifsteelnerd.com: hold at 2025 F for 15 mins (1107 C)plate quenchliquid nitrogen/cryo treatment for 30+ minstemper between 300 - 400 F for 2 hours x 2 (149 C - 204 C)(adjust temp for hardness, aim for 60 HRC as a starting point)A simpler heat treatment recipe that is proven to work but provide a slightly lower HRC: hold at 1950 F for 15 mins (1065 C)quench in oiltemper at 400 F (204 C) …