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C67000 Bronze vs. C77100 Nickel Silver

Both C67000 bronze and C77100 nickel silver are copper alloys. They have 82% 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 C67000 bronze and the bottom bar is C77100 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 42
45
Tensile Strength: Ultimate (UTS), MPa 660 to 880
600
Tensile Strength: Yield (Proof), MPa 350 to 540
540

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 160
150
Melting Completion (Liquidus), °C 900
990
Melting Onset (Solidus), °C 850
950
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 99
40
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 25
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 23
27
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 2.9
3.5
Embodied Energy, MJ/kg 49
56
Embodied Water, L/kg 350
310

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 560 to 1290
1280
Stiffness to Weight: Axial, points 7.8
7.8
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 23 to 31
21
Strength to Weight: Bending, points 21 to 26
20
Thermal Diffusivity, mm2/s 30
13
Thermal Shock Resistance, points 21 to 29
19

Alloy Composition

Aluminum (Al), % 3.0 to 6.0
0
Copper (Cu), % 63 to 68
52 to 56
Iron (Fe), % 2.0 to 4.0
0
Lead (Pb), % 0 to 0.2
0 to 0.030
Manganese (Mn), % 2.5 to 5.0
0 to 0.9
Nickel (Ni), % 0
9.0 to 12
Tin (Sn), % 0 to 0.5
0
Zinc (Zn), % 21.8 to 32.5
30.6 to 39
Residuals, % 0
0 to 0.5