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Reactor Grade Zirconium vs. C23000 Brass

Reactor grade zirconium belongs to the otherwise unclassified metals classification, while C23000 brass belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is reactor grade zirconium and the bottom bar is C23000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
110
Elongation at Break, % 21
2.9 to 47
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 37
42
Tensile Strength: Ultimate (UTS), MPa 330
280 to 590
Tensile Strength: Yield (Proof), MPa 160
83 to 480

Thermal Properties

Latent Heat of Fusion, J/g 250
190
Specific Heat Capacity, J/kg-K 270
390
Thermal Conductivity, W/m-K 22
160
Thermal Expansion, µm/m-K 5.9
19

Otherwise Unclassified Properties

Density, g/cm3 6.5
8.6
Embodied Water, L/kg 280
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
6.2 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 130
31 to 1040
Stiffness to Weight: Axial, points 8.4
7.2
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 14
8.9 to 19
Strength to Weight: Bending, points 16
11 to 18
Thermal Diffusivity, mm2/s 13
48
Thermal Shock Resistance, points 41
9.4 to 20

Alloy Composition

Copper (Cu), % 0
84 to 86
Iron (Fe), % 0
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Zinc (Zn), % 0
13.7 to 16
Zirconium (Zr), % 99.7 to 100
0
Residuals, % 0
0 to 0.2