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CC767S Brass vs. C79600 Nickel Silver

Both CC767S brass and C79600 nickel silver are copper alloys. They have 83% of their average alloy composition in common. There are 28 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 CC767S brass and the bottom bar is C79600 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 34
15
Poisson's Ratio 0.31
0.3
Shear Modulus, GPa 40
43
Tensile Strength: Ultimate (UTS), MPa 430
480
Tensile Strength: Yield (Proof), MPa 150
300

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 120
130
Melting Completion (Liquidus), °C 840
930
Melting Onset (Solidus), °C 790
880
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 110
36
Thermal Expansion, µm/m-K 21
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 36
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 23
25
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 2.7
3.5
Embodied Energy, MJ/kg 47
57
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
63
Resilience: Unit (Modulus of Resilience), kJ/m3 100
400
Stiffness to Weight: Axial, points 7.3
7.8
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 15
17
Strength to Weight: Bending, points 16
17
Thermal Diffusivity, mm2/s 34
12
Thermal Shock Resistance, points 14
15

Alloy Composition

Aluminum (Al), % 0.1 to 0.8
0
Copper (Cu), % 58 to 64
43.5 to 46.5
Iron (Fe), % 0 to 0.5
0
Lead (Pb), % 0 to 0.1
0.8 to 1.2
Manganese (Mn), % 0 to 0.5
1.5 to 2.5
Nickel (Ni), % 0 to 1.0
9.0 to 11
Silicon (Si), % 0 to 0.2
0
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 32.8 to 41.9
38.3 to 45.2
Residuals, % 0
0 to 0.5