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C71520 Copper-nickel vs. C83600 Ounce Metal

Both C71520 copper-nickel and C83600 ounce metal are copper alloys. They have 70% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C71520 copper-nickel and the bottom bar is C83600 ounce metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
110
Elongation at Break, % 10 to 45
21
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 51
39
Tensile Strength: Ultimate (UTS), MPa 370 to 570
250
Tensile Strength: Yield (Proof), MPa 140 to 430
120

Thermal Properties

Latent Heat of Fusion, J/g 230
190
Maximum Temperature: Mechanical, °C 260
160
Melting Completion (Liquidus), °C 1170
1010
Melting Onset (Solidus), °C 1120
850
Specific Heat Capacity, J/kg-K 400
370
Thermal Conductivity, W/m-K 32
72
Thermal Expansion, µm/m-K 15
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 5.7
15
Electrical Conductivity: Equal Weight (Specific), % IACS 5.8
15

Otherwise Unclassified Properties

Base Metal Price, % relative 40
31
Density, g/cm3 8.9
8.8
Embodied Carbon, kg CO2/kg material 5.0
3.1
Embodied Energy, MJ/kg 73
50
Embodied Water, L/kg 280
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54 to 130
43
Resilience: Unit (Modulus of Resilience), kJ/m3 67 to 680
70
Stiffness to Weight: Axial, points 8.6
6.7
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 12 to 18
7.9
Strength to Weight: Bending, points 13 to 17
10
Thermal Diffusivity, mm2/s 8.9
22
Thermal Shock Resistance, points 12 to 19
9.3

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0 to 0.050
0
Copper (Cu), % 65 to 71.6
84 to 86
Iron (Fe), % 0.4 to 1.0
0 to 0.3
Lead (Pb), % 0 to 0.020
4.0 to 6.0
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 28 to 33
0 to 1.0
Phosphorus (P), % 0 to 0.2
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0 to 0.020
0 to 0.080
Tin (Sn), % 0
4.0 to 6.0
Zinc (Zn), % 0 to 0.5
4.0 to 6.0
Residuals, % 0
0 to 0.7