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C74500 Nickel Silver vs. C71520 Copper-nickel

Both C74500 nickel silver and C71520 copper-nickel are copper alloys. They have 76% of their average alloy composition in common. There are 30 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 C74500 nickel silver and the bottom bar is C71520 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
140
Elongation at Break, % 3.0 to 24
10 to 45
Poisson's Ratio 0.32
0.33
Rockwell B Hardness 66 to 94
35 to 86
Shear Modulus, GPa 44
51
Shear Strength, MPa 310 to 380
250 to 340
Tensile Strength: Ultimate (UTS), MPa 390 to 700
370 to 570
Tensile Strength: Yield (Proof), MPa 380 to 600
140 to 430

Thermal Properties

Latent Heat of Fusion, J/g 190
230
Maximum Temperature: Mechanical, °C 170
260
Melting Completion (Liquidus), °C 1020
1170
Melting Onset (Solidus), °C 970
1120
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 45
32
Thermal Expansion, µm/m-K 19
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
5.7
Electrical Conductivity: Equal Weight (Specific), % IACS 9.7
5.8

Otherwise Unclassified Properties

Base Metal Price, % relative 29
40
Density, g/cm3 8.3
8.9
Embodied Carbon, kg CO2/kg material 3.4
5.0
Embodied Energy, MJ/kg 54
73
Embodied Water, L/kg 310
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 160
54 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 620 to 1540
67 to 680
Stiffness to Weight: Axial, points 7.7
8.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13 to 23
12 to 18
Strength to Weight: Bending, points 14 to 21
13 to 17
Thermal Diffusivity, mm2/s 14
8.9
Thermal Shock Resistance, points 13 to 23
12 to 19

Alloy Composition


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Carbon (C), % 0
0 to 0.050
Copper (Cu), % 63.5 to 66.5
65 to 71.6
Iron (Fe), % 0 to 0.25
0.4 to 1.0
Lead (Pb), % 0 to 0.1
0 to 0.020
Manganese (Mn), % 0 to 0.5
0 to 1.0
Nickel (Ni), % 9.0 to 11
28 to 33
Phosphorus (P), % 0
0 to 0.2
Sulfur (S), % 0
0 to 0.020
Zinc (Zn), % 21.2 to 27.5
0 to 0.5
Residuals, % 0 to 0.5
0 to 0.5

Comparable Variants