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C71640 Copper-nickel vs. CC496K Bronze

Both C71640 copper-nickel and CC496K bronze are copper alloys. They have 67% of their average alloy composition in common. There are 26 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 C71640 copper-nickel and the bottom bar is CC496K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
97
Poisson's Ratio 0.33
0.35
Shear Modulus, GPa 52
36
Tensile Strength: Ultimate (UTS), MPa 490 to 630
210
Tensile Strength: Yield (Proof), MPa 190 to 460
99

Thermal Properties

Latent Heat of Fusion, J/g 240
170
Maximum Temperature: Mechanical, °C 260
140
Melting Completion (Liquidus), °C 1180
900
Melting Onset (Solidus), °C 1120
820
Specific Heat Capacity, J/kg-K 410
340
Thermal Conductivity, W/m-K 29
52
Thermal Expansion, µm/m-K 15
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
11
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
11

Otherwise Unclassified Properties

Base Metal Price, % relative 40
31
Density, g/cm3 8.9
9.2
Embodied Carbon, kg CO2/kg material 5.0
3.3
Embodied Energy, MJ/kg 73
52
Embodied Water, L/kg 280
380

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 750
50
Stiffness to Weight: Axial, points 8.7
5.9
Stiffness to Weight: Bending, points 20
17
Strength to Weight: Axial, points 15 to 20
6.5
Strength to Weight: Bending, points 16 to 18
8.6
Thermal Diffusivity, mm2/s 8.2
17
Thermal Shock Resistance, points 16 to 21
8.1

Alloy Composition


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Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.5
Copper (Cu), % 61.7 to 67.8
72 to 79.5
Iron (Fe), % 1.7 to 2.3
0 to 0.25
Lead (Pb), % 0 to 0.050
13 to 17
Manganese (Mn), % 1.5 to 2.5
0 to 0.2
Nickel (Ni), % 29 to 32
0.5 to 2.0
Phosphorus (P), % 0
0 to 0.1
Silicon (Si), % 0
0 to 0.010
Sulfur (S), % 0
0 to 0.1
Tin (Sn), % 0
6.0 to 8.0
Zinc (Zn), % 0 to 1.0
0 to 2.0
Residuals, % 0 to 0.5
0