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C77300 Nickel Silver vs. CC496K Bronze

Both C77300 nickel silver and CC496K bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 50% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C77300 nickel silver and the bottom bar is CC496K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
97
Poisson's Ratio 0.3
0.35
Shear Modulus, GPa 42
36
Tensile Strength: Ultimate (UTS), MPa 540
210

Thermal Properties

Latent Heat of Fusion, J/g 180
170
Maximum Temperature: Mechanical, °C 130
140
Melting Completion (Liquidus), °C 940
900
Melting Onset (Solidus), °C 920
820
Specific Heat Capacity, J/kg-K 390
340
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 5.5
11
Electrical Conductivity: Equal Weight (Specific), % IACS 6.3
11

Otherwise Unclassified Properties

Base Metal Price, % relative 26
31
Density, g/cm3 7.9
9.2
Embodied Carbon, kg CO2/kg material 3.5
3.3
Embodied Energy, MJ/kg 56
52
Embodied Water, L/kg 310
380

Common Calculations

Stiffness to Weight: Axial, points 7.7
5.9
Stiffness to Weight: Bending, points 20
17
Strength to Weight: Axial, points 19
6.5
Strength to Weight: Bending, points 19
8.6
Thermal Shock Resistance, points 17
8.1

Alloy Composition


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Aluminum (Al), % 0 to 0.010
0 to 0.010
Antimony (Sb), % 0
0 to 0.5
Copper (Cu), % 46 to 50
72 to 79.5
Iron (Fe), % 0
0 to 0.25
Lead (Pb), % 0 to 0.050
13 to 17
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 9.0 to 11
0.5 to 2.0
Phosphorus (P), % 0 to 0.25
0 to 0.1
Silicon (Si), % 0.040 to 0.25
0 to 0.010
Sulfur (S), % 0
0 to 0.1
Tin (Sn), % 0
6.0 to 8.0
Zinc (Zn), % 37.9 to 45
0 to 2.0
Residuals, % 0 to 0.5
0