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C72150 Copper-nickel vs. C97400 Nickel Silver

Both C72150 copper-nickel and C97400 nickel silver are copper alloys. They have 71% of their average alloy composition in common. There are 29 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 C72150 copper-nickel and the bottom bar is C97400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 99
70
Elastic (Young's, Tensile) Modulus, GPa 150
120
Elongation at Break, % 29
20
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 55
44
Tensile Strength: Ultimate (UTS), MPa 490
260
Tensile Strength: Yield (Proof), MPa 210
120

Thermal Properties

Latent Heat of Fusion, J/g 250
190
Maximum Temperature: Mechanical, °C 600
180
Melting Completion (Liquidus), °C 1210
1100
Melting Onset (Solidus), °C 1250
1070
Specific Heat Capacity, J/kg-K 410
380
Thermal Conductivity, W/m-K 22
27
Thermal Expansion, µm/m-K 14
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.5
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.6
6.3

Otherwise Unclassified Properties

Base Metal Price, % relative 45
33
Density, g/cm3 8.9
8.6
Embodied Carbon, kg CO2/kg material 6.1
4.1
Embodied Energy, MJ/kg 88
64
Embodied Water, L/kg 270
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
43
Resilience: Unit (Modulus of Resilience), kJ/m3 150
59
Stiffness to Weight: Axial, points 9.1
7.5
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 15
8.5
Strength to Weight: Bending, points 15
11
Thermal Diffusivity, mm2/s 6.0
8.3
Thermal Shock Resistance, points 18
8.8

Alloy Composition

Carbon (C), % 0 to 0.1
0
Copper (Cu), % 52.5 to 57
58 to 61
Iron (Fe), % 0 to 0.1
0 to 1.5
Lead (Pb), % 0 to 0.050
4.5 to 5.5
Manganese (Mn), % 0 to 0.050
0 to 0.5
Nickel (Ni), % 43 to 46
15.5 to 17
Silicon (Si), % 0 to 0.5
0
Tin (Sn), % 0
2.5 to 3.5
Zinc (Zn), % 0 to 0.2
10 to 19.5
Residuals, % 0
0 to 1.0