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C75700 Nickel Silver vs. C82700 Copper

Both C75700 nickel silver and C82700 copper are copper alloys. They have 67% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C75700 nickel silver and the bottom bar is C82700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 3.2 to 22
1.8
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 45
46
Tensile Strength: Ultimate (UTS), MPa 590 to 610
1200
Tensile Strength: Yield (Proof), MPa 470 to 580
1020

Thermal Properties

Latent Heat of Fusion, J/g 200
240
Maximum Temperature: Mechanical, °C 180
300
Melting Completion (Liquidus), °C 1040
950
Melting Onset (Solidus), °C 990
860
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 40
130
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
20
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
21

Otherwise Unclassified Properties

Density, g/cm3 8.4
8.7
Embodied Carbon, kg CO2/kg material 3.6
12
Embodied Energy, MJ/kg 56
180
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
21
Resilience: Unit (Modulus of Resilience), kJ/m3 930 to 1410
4260
Stiffness to Weight: Axial, points 7.8
7.8
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 19 to 20
38
Strength to Weight: Bending, points 19
29
Thermal Diffusivity, mm2/s 12
39
Thermal Shock Resistance, points 22 to 23
41

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Beryllium (Be), % 0
2.4 to 2.6
Chromium (Cr), % 0
0 to 0.090
Copper (Cu), % 63.5 to 66.5
94.6 to 96.7
Iron (Fe), % 0 to 0.25
0 to 0.25
Lead (Pb), % 0 to 0.050
0 to 0.020
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 11 to 13
1.0 to 1.5
Silicon (Si), % 0
0 to 0.15
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 19.2 to 25.5
0 to 0.1
Residuals, % 0 to 0.5
0 to 0.5