Crucible Steel CPM S35-VN 6.99 x 300 x 910mm


Crucible Steel CPM S35-VN 6.99 x 300 x 910 mm.

Availability: Out of stock SKU: CPMS35VN-275-12-36

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One bar of Crucible Steel CPM S35-VN Stainless Steel measuring 6.99 x 300 x 910 mm.

Developed and made by Crucible in an attempt to improve their formula, CPM S35-VN has excellent toughness and wear resistance great for hunting and tactical knives.

Suitable steel for experienced knifemakers with its ease to be machined, making it great for use with a CNC machine.

Note: CPM S35-VN steel comes annealed (soft).

Alloy Composition:

Element %
Carbon: 1.34%
Chromium: 14.00%
Molybdenum: 2.00%
Tungsten: 0.40%
Vanadium: 3%
Nickel: 0.10-40%
Manganese: 0.03%
Cobalt 0.50%
Silicon: 0.03%
Sulfur: 0-0.03%
Phosphorus: 0-0.03%
Niobium: 0.5%

Recommended Heat Treatment

  • Seal blade in double crimped high temperature stainless steel tool wrap
  • Preheat to 760°C, hold for 5 minutes
  • Austenitise at 1065°C for 30 minutes
  • Plate quench
  • Cold treatment; domestic freezer, dry ice slurry, liquid nitrogen – the colder the better
  • Temper at 150-230°C for 2 hours, twice

Recommended working hardness 59 – 63 HRC

For maximum hardness at a small loss in toughness:

  • 760°C 5 minutes
  • 1105°C 20 minutes
  • Plate quench
  • Liquid nitrogen cryo
  • Temper at 150°C for 2 hours, twice, for 64 HRC

If not using liquid nitrogen or dry ice:

  • 760°C 5 minutes
  • 1030°C 30 minutes
  • Plate quench
  • Kitchen freezer
  • Temper at 200°C for 2 hours, twice


6.99 x 50 x 910 mm.

Often purchased with: Folding Knife PartsPins Fasteners and Quench Plates

Keep shopping: CPM/Crucible Stainless Steel Steel »

steel over 1metre cannot be sent to a PO box


Additional information

Weight 8 kg
Dimensions 3 × 30 × 95 cm


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