https://www.instructables.com/Heat-Treating-1084-High-Carbon-Steel/
Heat Treating 1084 High-Carbon Steel : 3 Steps (with Pictures) - Instructables
Heat Treating 1084 High-Carbon Steel: What you'll need: Heat Treating Furnace - I've got another instructable showing you how to build this furnace. Source of...
1084 high carbon steelheat treating3 steps