VV33

Austenitic valve steel

Precipitation-hardenable austenitic chromium-nickel-manganese steel, with addition of nitrogen for increased high-temperature resistance. Suitable for exhaust valves used in heavy-duty diesel engines.

  • ABTN | ASTM | SAE | AISI: S63018 e EV 16
  • DIN | WNr: 1.4866
  • Chemical composition:

C %

Mn %

Cr %

Ni %

Mo %

W %

V %

OTHERS %

0.33

3.25

23.00

8.00

-

-

-

Si=0.75
N=0.30

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