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C82600 Copper vs. Nuclear Grade Hafnium

C82600 copper belongs to the copper alloys classification, while nuclear grade hafnium belongs to the otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is C82600 copper and the bottom bar is nuclear grade hafnium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
78
Elongation at Break, % 1.0 to 20
25
Poisson's Ratio 0.33
0.26
Shear Modulus, GPa 46
31
Tensile Strength: Ultimate (UTS), MPa 570 to 1140
350
Tensile Strength: Yield (Proof), MPa 320 to 1070
170

Thermal Properties

Latent Heat of Fusion, J/g 240
130
Specific Heat Capacity, J/kg-K 390
140
Thermal Expansion, µm/m-K 17
5.9

Otherwise Unclassified Properties

Density, g/cm3 8.7
13

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11 to 97
73
Resilience: Unit (Modulus of Resilience), kJ/m3 430 to 4690
180
Stiffness to Weight: Axial, points 7.8
3.3
Stiffness to Weight: Bending, points 19
11
Strength to Weight: Axial, points 18 to 36
7.4
Strength to Weight: Bending, points 17 to 28
8.4
Thermal Shock Resistance, points 19 to 39
55

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 2.3 to 2.6
0
Chromium (Cr), % 0 to 0.1
0
Cobalt (Co), % 0.35 to 0.65
0
Copper (Cu), % 94.9 to 97.2
0
Hafnium (Hf), % 0
99.8 to 100
Iron (Fe), % 0 to 0.25
0
Lead (Pb), % 0 to 0.020
0
Nickel (Ni), % 0 to 0.2
0
Silicon (Si), % 0.2 to 0.35
0
Tin (Sn), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.12
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0
0 to 0.23