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C72700 Copper-nickel vs. Low-oxygen Zirconium

C72700 copper-nickel belongs to the copper alloys classification, while low-oxygen zirconium belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C72700 copper-nickel and the bottom bar is low-oxygen zirconium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
98
Elongation at Break, % 4.0 to 36
23
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 44
37
Tensile Strength: Ultimate (UTS), MPa 460 to 1070
330
Tensile Strength: Yield (Proof), MPa 580 to 1060
270

Thermal Properties

Latent Heat of Fusion, J/g 210
250
Specific Heat Capacity, J/kg-K 380
270
Thermal Conductivity, W/m-K 54
22
Thermal Expansion, µm/m-K 17
5.7

Otherwise Unclassified Properties

Density, g/cm3 8.8
6.7
Embodied Water, L/kg 350
450

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20 to 380
70
Resilience: Unit (Modulus of Resilience), kJ/m3 1420 to 4770
370
Stiffness to Weight: Axial, points 7.4
8.1
Stiffness to Weight: Bending, points 19
23
Strength to Weight: Axial, points 14 to 34
14
Strength to Weight: Bending, points 15 to 26
16
Thermal Diffusivity, mm2/s 16
12
Thermal Shock Resistance, points 16 to 38
42

Alloy Composition

Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
0 to 0.2
Copper (Cu), % 82.1 to 86
0
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 0 to 0.5
0 to 0.2
Lead (Pb), % 0 to 0.020
0
Magnesium (Mg), % 0 to 0.15
0
Manganese (Mn), % 0.050 to 0.3
0
Nickel (Ni), % 8.5 to 9.5
0
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0
0 to 0.025
Oxygen (O), % 0
0 to 0.1
Tin (Sn), % 5.5 to 6.5
0
Zinc (Zn), % 0 to 0.5
0
Zirconium (Zr), % 0
94.7 to 100
Residuals, % 0 to 0.3
0