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CC481K Bronze vs. C75700 Nickel Silver

Both CC481K bronze and C75700 nickel silver are copper alloys. They have 65% 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 CC481K bronze and the bottom bar is C75700 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 4.5
3.2 to 22
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 40
45
Tensile Strength: Ultimate (UTS), MPa 350
590 to 610
Tensile Strength: Yield (Proof), MPa 180
470 to 580

Thermal Properties

Latent Heat of Fusion, J/g 190
200
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 1000
1040
Melting Onset (Solidus), °C 880
990
Specific Heat Capacity, J/kg-K 370
390
Thermal Conductivity, W/m-K 64
40
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 10
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 35
30
Density, g/cm3 8.7
8.4
Embodied Carbon, kg CO2/kg material 3.7
3.6
Embodied Energy, MJ/kg 60
56
Embodied Water, L/kg 390
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13
19 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 150
930 to 1410
Stiffness to Weight: Axial, points 6.9
7.8
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 11
19 to 20
Strength to Weight: Bending, points 13
19
Thermal Diffusivity, mm2/s 20
12
Thermal Shock Resistance, points 13
22 to 23

Alloy Composition


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Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.050
0
Copper (Cu), % 87 to 89.5
63.5 to 66.5
Iron (Fe), % 0 to 0.1
0 to 0.25
Lead (Pb), % 0 to 0.25
0 to 0.050
Manganese (Mn), % 0 to 0.050
0 to 0.5
Nickel (Ni), % 0 to 0.1
11 to 13
Phosphorus (P), % 0 to 1.0
0
Silicon (Si), % 0 to 0.010
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 10 to 11.5
0
Zinc (Zn), % 0 to 0.5
19.2 to 25.5
Residuals, % 0
0 to 0.5