QuenchFast oil (Parks 50); thin stock can warp in faster media
Temper2× 2 h · cool to room temp between cycles
Reliable hardness57–65 HRC
Higher carbon than 1084 — needs a fast quench to avoid pearlite. Retained austenite is minimal at these temps.
Temper → hardness chart
Approximate HRC after a double-temper at each temperature (from the sources below). Set your target and pick the matching temper.
Temper °F
Temper °C
Hardness
300°F
149°C
65 HRC
350°F
177°C
64 HRC
400°F
204°C
63 HRC
450°F
232°C
61 HRC
500°F
260°C
59 HRC
Composition (typical, wt%)
Element
%
C
0.95%
Mn
0.4%
AISI 1095 typical (C 0.90–1.03, Mn 0.30–0.50)
HeatTreatBench — the recipes in your shop, offline
Get the full 1095 recipe plus 25 more steels offline — set your target HRC and the app gives you the exact temper, with a forge timer and a per-blade log. Works in the shop with no signal.