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C72800 Copper-nickel vs. CC484K Bronze

Both C72800 copper-nickel and CC484K bronze are copper alloys. They have a moderately high 91% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C72800 copper-nickel and the bottom bar is CC484K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 3.9 to 23
11
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 44
41
Tensile Strength: Ultimate (UTS), MPa 520 to 1270
330
Tensile Strength: Yield (Proof), MPa 250 to 1210
200

Thermal Properties

Latent Heat of Fusion, J/g 210
190
Maximum Temperature: Mechanical, °C 200
170
Melting Completion (Liquidus), °C 1080
1000
Melting Onset (Solidus), °C 920
870
Specific Heat Capacity, J/kg-K 380
370
Thermal Conductivity, W/m-K 55
70
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
9.1
Electrical Conductivity: Equal Weight (Specific), % IACS 11
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 38
37
Density, g/cm3 8.8
8.7
Embodied Carbon, kg CO2/kg material 4.4
3.9
Embodied Energy, MJ/kg 68
64
Embodied Water, L/kg 360
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37 to 99
32
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 5650
180
Stiffness to Weight: Axial, points 7.4
6.9
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 17 to 40
10
Strength to Weight: Bending, points 16 to 30
12
Thermal Diffusivity, mm2/s 17
22
Thermal Shock Resistance, points 19 to 45
12

Alloy Composition

Aluminum (Al), % 0 to 0.1
0 to 0.010
Antimony (Sb), % 0 to 0.020
0 to 0.1
Bismuth (Bi), % 0 to 0.0010
0
Boron (B), % 0 to 0.0010
0
Copper (Cu), % 78.3 to 82.8
84.5 to 87.5
Iron (Fe), % 0 to 0.5
0 to 0.2
Lead (Pb), % 0 to 0.0050
0 to 0.3
Magnesium (Mg), % 0.0050 to 0.15
0
Manganese (Mn), % 0.050 to 0.3
0 to 0.2
Nickel (Ni), % 9.5 to 10.5
1.5 to 2.5
Niobium (Nb), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.0050
0.050 to 0.4
Silicon (Si), % 0 to 0.050
0 to 0.010
Sulfur (S), % 0 to 0.0025
0 to 0.050
Tin (Sn), % 7.5 to 8.5
11 to 13
Titanium (Ti), % 0 to 0.010
0
Zinc (Zn), % 0 to 1.0
0 to 0.4
Residuals, % 0 to 0.3
0