Stainless Steel 316

Cladding & Structural

Density: 7.99 g/cm³

Molybdenum-bearing austenitic stainless steel with improved corrosion resistance. Used in fast reactor cladding, PWR internals, and hot-leg piping.

Composition

Nuclide / Element	Fraction
Iron	0.656700
Chromium	0.170000
Nickel	0.120000
Molybdenum	0.025000
Manganese	0.020000
Silicon	0.007500
Carbon	0.000800

Code output

MCNP

c Stainless Steel 316
c Density: 7.99 g/cm3 (use -7.99 on cell card)
c Weight fractions (nominal composition)
m12   26000.80c -0.6567  $ Fe (balance)
      24000.80c -0.1700  $ Cr
      28000.80c -0.1200  $ Ni
      42000.80c -0.0250  $ Mo
      25055.80c -0.0200  $ Mn
      14000.80c -0.0075  $ Si
       6000.80c -0.0008  $ C

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