PM stainless — popular for production folders. Plate quench, cryo, low temper. High wear resistance, moderate toughness.
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
61 HRC
350°F
177°C
60 HRC
400°F
204°C
59 HRC
450°F
232°C
58 HRC
Composition (typical, wt%)
Element
%
C
1.4%
Cr
14%
V
3%
Mo
2%
Nb
0.5%
Niagara / Crucible CPM S35VN datasheet
HeatTreatBench — the recipes in your shop, offline
Get the full CPM-S35VN 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.