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C72900 Copper-nickel vs. R05240 Alloy

C72900 copper-nickel belongs to the copper alloys classification, while R05240 alloy belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is C72900 copper-nickel and the bottom bar is R05240 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
150
Elongation at Break, % 6.0 to 20
25
Poisson's Ratio 0.34
0.36
Shear Modulus, GPa 45
57
Tensile Strength: Ultimate (UTS), MPa 870 to 1080
270
Tensile Strength: Yield (Proof), MPa 700 to 920
170

Thermal Properties

Latent Heat of Fusion, J/g 210
210
Specific Heat Capacity, J/kg-K 380
190
Thermal Expansion, µm/m-K 17
6.8

Otherwise Unclassified Properties

Density, g/cm3 8.8
14
Embodied Water, L/kg 360
460

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 49 to 210
59
Resilience: Unit (Modulus of Resilience), kJ/m3 2030 to 3490
90
Stiffness to Weight: Axial, points 7.6
6.3
Stiffness to Weight: Bending, points 19
13
Strength to Weight: Axial, points 27 to 34
5.4
Strength to Weight: Bending, points 23 to 27
6.8
Thermal Shock Resistance, points 31 to 38
18

Alloy Composition

Carbon (C), % 0
0 to 0.010
Copper (Cu), % 74.1 to 78
0
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 0 to 0.5
0 to 0.010
Lead (Pb), % 0 to 0.020
0
Magnesium (Mg), % 0 to 0.15
0
Manganese (Mn), % 0 to 0.3
0
Molybdenum (Mo), % 0
0 to 0.020
Nickel (Ni), % 14.5 to 15.5
0 to 0.010
Niobium (Nb), % 0 to 0.1
35 to 42
Nitrogen (N), % 0
0 to 0.010
Oxygen (O), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.0050
Tantalum (Ta), % 0
57.9 to 65
Tin (Sn), % 7.5 to 8.5
0
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.3
0