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C78200 Nickel Silver vs. C84500 Brass

Both C78200 nickel silver and C84500 brass are copper alloys. They have 80% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C78200 nickel silver and the bottom bar is C84500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 3.0 to 40
28
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 43
39
Tensile Strength: Ultimate (UTS), MPa 370 to 630
240
Tensile Strength: Yield (Proof), MPa 170 to 570
97

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 160
150
Melting Completion (Liquidus), °C 1000
980
Melting Onset (Solidus), °C 970
840
Specific Heat Capacity, J/kg-K 390
360
Thermal Conductivity, W/m-K 48
72
Thermal Expansion, µm/m-K 19
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
16
Electrical Conductivity: Equal Weight (Specific), % IACS 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 28
28
Density, g/cm3 8.4
8.7
Embodied Carbon, kg CO2/kg material 3.3
2.9
Embodied Energy, MJ/kg 52
47
Embodied Water, L/kg 310
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18 to 120
54
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 1440
45
Stiffness to Weight: Axial, points 7.4
6.6
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 12 to 21
7.7
Strength to Weight: Bending, points 14 to 19
9.8
Thermal Diffusivity, mm2/s 15
23
Thermal Shock Resistance, points 12 to 21
8.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 63 to 67
77 to 79
Iron (Fe), % 0 to 0.35
0 to 0.4
Lead (Pb), % 1.5 to 2.5
6.0 to 7.5
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 7.0 to 9.0
0 to 1.0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
2.0 to 4.0
Zinc (Zn), % 20.2 to 28.5
10 to 14
Residuals, % 0
0 to 0.7