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C97400 Nickel Silver vs. C87800 Brass

Both C97400 nickel silver and C87800 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 74% of their average alloy composition in common. There are 28 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 C97400 nickel silver and the bottom bar is C87800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 20
25
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 44
42
Tensile Strength: Ultimate (UTS), MPa 260
590
Tensile Strength: Yield (Proof), MPa 120
350

Thermal Properties

Latent Heat of Fusion, J/g 190
260
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 1100
920
Melting Onset (Solidus), °C 1070
820
Specific Heat Capacity, J/kg-K 380
410
Thermal Conductivity, W/m-K 27
28
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.0
6.7
Electrical Conductivity: Equal Weight (Specific), % IACS 6.3
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 33
27
Density, g/cm3 8.6
8.3
Embodied Carbon, kg CO2/kg material 4.1
2.7
Embodied Energy, MJ/kg 64
44
Embodied Water, L/kg 320
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 43
130
Resilience: Unit (Modulus of Resilience), kJ/m3 59
540
Stiffness to Weight: Axial, points 7.5
7.4
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 8.5
20
Strength to Weight: Bending, points 11
19
Thermal Diffusivity, mm2/s 8.3
8.3
Thermal Shock Resistance, points 8.8
21

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Antimony (Sb), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Copper (Cu), % 58 to 61
80 to 84.2
Iron (Fe), % 0 to 1.5
0 to 0.15
Lead (Pb), % 4.5 to 5.5
0 to 0.15
Magnesium (Mg), % 0
0 to 0.010
Manganese (Mn), % 0 to 0.5
0 to 0.15
Nickel (Ni), % 15.5 to 17
0 to 0.2
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
3.8 to 4.2
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 2.5 to 3.5
0 to 0.25
Zinc (Zn), % 10 to 19.5
12 to 16
Residuals, % 0
0 to 0.5