MakeItFrom.com
Menu (ESC)

Nuclear Grade Hafnium vs. S13800 Stainless Steel

Nuclear grade hafnium belongs to the otherwise unclassified metals classification, while S13800 stainless steel belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (18, in this case) are not shown.

For each property being compared, the top bar is nuclear grade hafnium and the bottom bar is S13800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 78
200
Elongation at Break, % 25
11 to 18
Poisson's Ratio 0.26
0.28
Shear Modulus, GPa 31
77
Tensile Strength: Ultimate (UTS), MPa 350
980 to 1730
Tensile Strength: Yield (Proof), MPa 170
660 to 1580

Thermal Properties

Latent Heat of Fusion, J/g 130
280
Specific Heat Capacity, J/kg-K 140
470
Thermal Expansion, µm/m-K 5.9
11

Otherwise Unclassified Properties

Density, g/cm3 13
7.9

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 73
150 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 180
1090 to 5490
Stiffness to Weight: Axial, points 3.3
14
Stiffness to Weight: Bending, points 11
25
Strength to Weight: Axial, points 7.4
35 to 61
Strength to Weight: Bending, points 8.4
28 to 41
Thermal Shock Resistance, points 55
33 to 58

Alloy Composition

Aluminum (Al), % 0
0.9 to 1.4
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
12.3 to 13.2
Hafnium (Hf), % 99.8 to 100
0
Iron (Fe), % 0
73.6 to 77.3
Manganese (Mn), % 0
0 to 0.2
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0
7.5 to 8.5
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
0 to 0.1
Sulfur (S), % 0
0 to 0.0080
Residuals, % 0 to 0.23
0