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Grade 704C Zirconium vs. C70250 Copper

Grade 704C zirconium belongs to the otherwise unclassified metals classification, while C70250 copper belongs to the copper alloys. There are 16 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is grade 704C zirconium and the bottom bar is C70250 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 97
120
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 36
44
Tensile Strength: Ultimate (UTS), MPa 470
520 to 740

Thermal Properties

Latent Heat of Fusion, J/g 240
220
Specific Heat Capacity, J/kg-K 270
390
Thermal Conductivity, W/m-K 21
170
Thermal Expansion, µm/m-K 5.9
17

Otherwise Unclassified Properties

Density, g/cm3 6.7
8.9
Embodied Water, L/kg 460
310

Common Calculations

Stiffness to Weight: Axial, points 8.1
7.4
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 20
16 to 23
Strength to Weight: Bending, points 20
16 to 21
Thermal Diffusivity, mm2/s 12
49
Thermal Shock Resistance, points 58
18 to 26

Alloy Composition


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Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
92.7 to 97.5
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
0
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0
0.050 to 0.3
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0
2.2 to 4.2
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0
0.25 to 1.2
Tin (Sn), % 1.0 to 2.0
0
Zinc (Zn), % 0
0 to 1.0
Zirconium (Zr), % 92.9 to 99
0
Residuals, % 0
0 to 0.5