Stainless steel
Cronidur 30
Nitrogen-doped martensitic stainless steel. Its PESR elaboration and its high nitrogen content gives it a hardness of 60 HRC and an excellent tenacity and corrosion resistance.
Suitable for the manufacture of ball bearings, medical, surgical and dental instruments hardware products, cutlery components for the food and chemical industries.
Key benefits
Excellent tenacity
Corrosion resistance.
Normes
ASTM F899
Available forms in stock
Diameters
- 6 to 80 mm
Dimensions
- 3000 mm approx.
Normes
AMS 5898
Available forms in stock
Diameters
- 6 to 80 mm
Dimensions
- 3000 mm approx.
Available forms in stock
Dimensions
- On demand
Chemical composition
C
- 0.25% min
- 0.35% max
Si
- 0% min
- 1.0% max
Ni
- 0% min
- 0.5% max
Mn
- 0% min
- 1.0% max
Cr
- 14.0% min
- 16.0% max
Mo
- 0.85% min
- 1.10% max
N
- 0.30% min
- 0.50% max
Fe
- —
- Solde
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Mechanical properties
Hardness - Annealed state
200/240 HB
Hardness - After quench
58/60 HRC
