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C71640 Copper-nickel vs. C83600 Ounce Metal

Both C71640 copper-nickel and C83600 ounce metal are copper alloys. They have 66% of their average alloy composition in common. There are 26 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 C71640 copper-nickel and the bottom bar is C83600 ounce metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
110
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 52
39
Tensile Strength: Ultimate (UTS), MPa 490 to 630
250
Tensile Strength: Yield (Proof), MPa 190 to 460
120

Thermal Properties

Latent Heat of Fusion, J/g 240
190
Maximum Temperature: Mechanical, °C 260
160
Melting Completion (Liquidus), °C 1180
1010
Melting Onset (Solidus), °C 1120
850
Specific Heat Capacity, J/kg-K 410
370
Thermal Conductivity, W/m-K 29
72
Thermal Expansion, µm/m-K 15
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
15
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
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: Unit (Modulus of Resilience), kJ/m3 130 to 750
70
Stiffness to Weight: Axial, points 8.7
6.7
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 15 to 20
7.9
Strength to Weight: Bending, points 16 to 18
10
Thermal Diffusivity, mm2/s 8.2
22
Thermal Shock Resistance, points 16 to 21
9.3

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 61.7 to 67.8
84 to 86
Iron (Fe), % 1.7 to 2.3
0 to 0.3
Lead (Pb), % 0 to 0.050
4.0 to 6.0
Manganese (Mn), % 1.5 to 2.5
0
Nickel (Ni), % 29 to 32
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
4.0 to 6.0
Zinc (Zn), % 0 to 1.0
4.0 to 6.0
Residuals, % 0
0 to 0.7