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CC490K Brass vs. C97800 Nickel Silver

Both CC490K brass and C97800 nickel silver 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 (1, in this case) are not shown.

For each property being compared, the top bar is CC490K brass and the bottom bar is C97800 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
130
Elongation at Break, % 15
10
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 40
48
Tensile Strength: Ultimate (UTS), MPa 230
370
Tensile Strength: Yield (Proof), MPa 110
170

Thermal Properties

Latent Heat of Fusion, J/g 190
220
Maximum Temperature: Mechanical, °C 160
230
Melting Completion (Liquidus), °C 980
1180
Melting Onset (Solidus), °C 910
1140
Specific Heat Capacity, J/kg-K 370
390
Thermal Conductivity, W/m-K 72
25
Thermal Expansion, µm/m-K 19
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
4.0
Electrical Conductivity: Equal Weight (Specific), % IACS 16
4.1

Otherwise Unclassified Properties

Base Metal Price, % relative 30
40
Density, g/cm3 8.8
8.8
Embodied Carbon, kg CO2/kg material 2.9
5.1
Embodied Energy, MJ/kg 47
76
Embodied Water, L/kg 340
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
31
Resilience: Unit (Modulus of Resilience), kJ/m3 54
120
Stiffness to Weight: Axial, points 6.8
8.1
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.3
12
Strength to Weight: Bending, points 9.5
13
Thermal Diffusivity, mm2/s 22
7.3
Thermal Shock Resistance, points 8.2
13

Alloy Composition

Aluminum (Al), % 0 to 0.010
0 to 0.0050
Antimony (Sb), % 0 to 0.3
0 to 0.2
Copper (Cu), % 81 to 86
64 to 67
Iron (Fe), % 0 to 0.5
0 to 1.5
Lead (Pb), % 3.0 to 6.0
1.0 to 2.5
Nickel (Ni), % 0 to 2.0
24 to 27
Phosphorus (P), % 0 to 0.050
0 to 0.050
Silicon (Si), % 0 to 0.010
0 to 0.15
Sulfur (S), % 0 to 0.1
0 to 0.080
Tin (Sn), % 2.0 to 3.5
4.0 to 5.5
Zinc (Zn), % 7.0 to 9.5
1.0 to 4.0
Residuals, % 0
0 to 0.4