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C75200 Nickel Silver vs. C68800 Brass

Both C75200 nickel silver and C68800 brass 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 (5, in this case) are not shown.

For each property being compared, the top bar is C75200 nickel silver and the bottom bar is C68800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Poisson's Ratio 0.32
0.32
Rockwell B Hardness 63 to 93
81 to 99
Rockwell Superficial 30T Hardness 58 to 78
71 to 83
Shear Modulus, GPa 47
41
Tensile Strength: Ultimate (UTS), MPa 400 to 660
570 to 890

Thermal Properties

Latent Heat of Fusion, J/g 210
190
Maximum Temperature: Mechanical, °C 200
160
Melting Completion (Liquidus), °C 1110
960
Melting Onset (Solidus), °C 1070
950
Specific Heat Capacity, J/kg-K 400
400
Thermal Conductivity, W/m-K 33
40
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.0
18
Electrical Conductivity: Equal Weight (Specific), % IACS 6.3
20

Otherwise Unclassified Properties

Base Metal Price, % relative 33
26
Density, g/cm3 8.5
8.2
Embodied Carbon, kg CO2/kg material 4.1
2.8
Embodied Energy, MJ/kg 62
48
Embodied Water, L/kg 300
350

Common Calculations

Stiffness to Weight: Axial, points 8.0
7.3
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13 to 21
19 to 30
Strength to Weight: Bending, points 14 to 20
19 to 25
Thermal Diffusivity, mm2/s 9.8
12
Thermal Shock Resistance, points 13 to 22
19 to 30

Alloy Composition

Aluminum (Al), % 0
3.0 to 3.8
Cobalt (Co), % 0
0.25 to 0.55
Copper (Cu), % 63.5 to 66.5
70.8 to 75.5
Iron (Fe), % 0 to 0.25
0 to 0.2
Lead (Pb), % 0 to 0.050
0 to 0.050
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 16.5 to 19.5
0
Zinc (Zn), % 12.7 to 20
21.3 to 24.1
Residuals, % 0
0 to 0.5

Comparable Variants