Inconel 718

Cladding & Structural

Density: 8.19 g/cm³

Nickel-chromium superalloy used in reactor vessel head penetrations, springs, and high-temperature structural components.

Composition

Nuclide / Element	Fraction
Nickel	0.525000
Chromium	0.190000
Iron	0.185200
Niobium	0.050000
Molybdenum	0.030000
Titanium	0.009000
Aluminum	0.005000
Manganese	0.003500
Silicon	0.001800
Carbon	0.000500

Code output

MCNP

c Inconel 718
c Density: 8.19 g/cm3 (use -8.19 on cell card)
c Weight fractions (nominal composition)
m13   28000.80c -0.5250  $ Ni
      24000.80c -0.1900  $ Cr
      26000.80c -0.1852  $ Fe (balance)
      41093.80c -0.0500  $ Nb
      42000.80c -0.0300  $ Mo
      22000.80c -0.0090  $ Ti
      13027.80c -0.0050  $ Al
      25055.80c -0.0035  $ Mn
      14000.80c -0.0018  $ Si
       6000.80c -0.0005  $ C

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