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Grade 705C Zirconium vs. CR024A Copper

Grade 705C zirconium belongs to the otherwise unclassified metals classification, while CR024A copper belongs to the copper alloys. There are 20 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 grade 705C zirconium and the bottom bar is CR024A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
120
Elongation at Break, % 13
15
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 36
43
Tensile Strength: Ultimate (UTS), MPa 540
230
Tensile Strength: Yield (Proof), MPa 390
140

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Specific Heat Capacity, J/kg-K 270
390
Thermal Conductivity, W/m-K 18
370
Thermal Expansion, µm/m-K 5.7
17

Otherwise Unclassified Properties

Density, g/cm3 6.7
9.0
Embodied Water, L/kg 450
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 66
31
Resilience: Unit (Modulus of Resilience), kJ/m3 790
83
Stiffness to Weight: Axial, points 8.1
7.2
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 22
7.1
Strength to Weight: Bending, points 22
9.3
Thermal Diffusivity, mm2/s 9.9
110
Thermal Shock Resistance, points 69
8.1

Alloy Composition

Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
99.9 to 99.985
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
0
Niobium (Nb), % 2.0 to 3.0
0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.010
0.015 to 0.040
Silver (Ag), % 0
0 to 0.015
Zirconium (Zr), % 91.9 to 98
0