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C79200 Nickel Silver vs. C68700 Brass

Both C79200 nickel silver and C68700 brass are copper alloys. They have 83% of their average alloy composition in common. There are 24 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 C79200 nickel silver and the bottom bar is C68700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 44
41
Tensile Strength: Ultimate (UTS), MPa 480 to 540
390

Thermal Properties

Latent Heat of Fusion, J/g 190
190
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 950
970
Melting Onset (Solidus), °C 910
930
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 42
100
Thermal Expansion, µm/m-K 19
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
23
Electrical Conductivity: Equal Weight (Specific), % IACS 30
25

Otherwise Unclassified Properties

Base Metal Price, % relative 30
26
Density, g/cm3 8.4
8.3
Embodied Carbon, kg CO2/kg material 3.6
2.8
Embodied Energy, MJ/kg 56
46
Embodied Water, L/kg 310
340

Common Calculations

Stiffness to Weight: Axial, points 7.7
7.3
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 16 to 18
13
Strength to Weight: Bending, points 16 to 18
14
Thermal Diffusivity, mm2/s 13
30
Thermal Shock Resistance, points 16 to 18
13

Alloy Composition

Aluminum (Al), % 0
1.8 to 2.5
Arsenic (As), % 0
0.020 to 0.1
Copper (Cu), % 59 to 66.5
76 to 79
Iron (Fe), % 0 to 0.25
0 to 0.060
Lead (Pb), % 0.8 to 1.4
0 to 0.070
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 11 to 13
0
Zinc (Zn), % 17.9 to 29.2
17.8 to 22.2
Residuals, % 0
0 to 0.5