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C70600 Copper-nickel vs. C97300 Nickel Silver

Both C70600 copper-nickel and C97300 nickel silver are copper alloys. They have 67% 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 C70600 copper-nickel and the bottom bar is C97300 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 3.0 to 34
9.0
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 46
40
Tensile Strength: Ultimate (UTS), MPa 290 to 570
230
Tensile Strength: Yield (Proof), MPa 63 to 270
110

Thermal Properties

Latent Heat of Fusion, J/g 220
180
Maximum Temperature: Mechanical, °C 220
150
Melting Completion (Liquidus), °C 1150
1040
Melting Onset (Solidus), °C 1100
1010
Specific Heat Capacity, J/kg-K 390
370
Thermal Conductivity, W/m-K 44
29
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.8
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.9
6.3

Otherwise Unclassified Properties

Base Metal Price, % relative 33
30
Density, g/cm3 8.9
8.6
Embodied Carbon, kg CO2/kg material 3.4
3.7
Embodied Energy, MJ/kg 51
59
Embodied Water, L/kg 300
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.5 to 160
18
Resilience: Unit (Modulus of Resilience), kJ/m3 16 to 290
59
Stiffness to Weight: Axial, points 7.7
7.0
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 9.1 to 18
7.6
Strength to Weight: Bending, points 11 to 17
9.8
Thermal Diffusivity, mm2/s 13
9.3
Thermal Shock Resistance, points 9.8 to 19
8.0

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.35
Copper (Cu), % 84.7 to 90
53 to 58
Iron (Fe), % 1.0 to 1.8
0 to 1.5
Lead (Pb), % 0 to 0.050
8.0 to 11
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 9.0 to 11
11 to 14
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.15
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
1.5 to 3.0
Zinc (Zn), % 0 to 1.0
17 to 25
Residuals, % 0
0 to 1.0