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C97400 Nickel Silver vs. C84500 Brass

Both C97400 nickel silver and C84500 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 81% of their average alloy composition in common.

For each property being compared, the top bar is C97400 nickel silver and the bottom bar is C84500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 70
55
Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 20
28
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 44
39
Tensile Strength: Ultimate (UTS), MPa 260
240
Tensile Strength: Yield (Proof), MPa 120
97

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 180
150
Melting Completion (Liquidus), °C 1100
980
Melting Onset (Solidus), °C 1070
840
Specific Heat Capacity, J/kg-K 380
360
Thermal Conductivity, W/m-K 27
72
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.0
16
Electrical Conductivity: Equal Weight (Specific), % IACS 6.3
17

Otherwise Unclassified Properties

Base Metal Price, % relative 33
28
Density, g/cm3 8.6
8.7
Embodied Carbon, kg CO2/kg material 4.1
2.9
Embodied Energy, MJ/kg 64
47
Embodied Water, L/kg 320
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 43
54
Resilience: Unit (Modulus of Resilience), kJ/m3 59
45
Stiffness to Weight: Axial, points 7.5
6.6
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 8.5
7.7
Strength to Weight: Bending, points 11
9.8
Thermal Diffusivity, mm2/s 8.3
23
Thermal Shock Resistance, points 8.8
8.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 58 to 61
77 to 79
Iron (Fe), % 0 to 1.5
0 to 0.4
Lead (Pb), % 4.5 to 5.5
6.0 to 7.5
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 15.5 to 17
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), % 2.5 to 3.5
2.0 to 4.0
Zinc (Zn), % 10 to 19.5
10 to 14
Residuals, % 0
0 to 0.7