VAT31V (Alloy 31V / UNS NO7032 / SAE HEV8)

Nickel alloy

Alloy for exhaust valves used in high power diesel engines. It is resistant to sulfidation, has good corrosion resistance and good mechanical strength up to 815°C.

  • ABTN | ASTM | SAE | AISI: Alloy 31V | UNS NO7032 | SAE HEV8
  • DIN | WNr: -
  • Chemical composition:

C %

Si %

Mn %

Cr %

Ni %

Fe %

Cu %

Ti %

Al %

OTHERS %

0.04

-

-

22.50

56.50

rest

-

2.20

1.20

Mo=2.00
Nb=0.85

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