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C77100 Nickel Silver vs. C68800 Brass

Both C77100 nickel silver and C68800 brass are copper alloys. They have 77% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C77100 nickel silver and the bottom bar is C68800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 45
41
Tensile Strength: Ultimate (UTS), MPa 600
570 to 890
Tensile Strength: Yield (Proof), MPa 540
390 to 790

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 150
160
Melting Completion (Liquidus), °C 990
960
Melting Onset (Solidus), °C 950
950
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 40
40
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
18
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
20

Otherwise Unclassified Properties

Base Metal Price, % relative 27
26
Density, g/cm3 8.1
8.2
Embodied Carbon, kg CO2/kg material 3.5
2.8
Embodied Energy, MJ/kg 56
48
Embodied Water, L/kg 310
350

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 1280
710 to 2860
Stiffness to Weight: Axial, points 7.8
7.3
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 21
19 to 30
Strength to Weight: Bending, points 20
19 to 25
Thermal Diffusivity, mm2/s 13
12
Thermal Shock Resistance, points 19
19 to 30

Alloy Composition

Aluminum (Al), % 0
3.0 to 3.8
Cobalt (Co), % 0
0.25 to 0.55
Copper (Cu), % 52 to 56
70.8 to 75.5
Iron (Fe), % 0
0 to 0.2
Lead (Pb), % 0 to 0.030
0 to 0.050
Manganese (Mn), % 0 to 0.9
0
Nickel (Ni), % 9.0 to 12
0
Zinc (Zn), % 30.6 to 39
21.3 to 24.1
Residuals, % 0
0 to 0.5