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C75700 Nickel Silver vs. C82500 Copper

Both C75700 nickel silver and C82500 copper are copper alloys. They have 66% of their average alloy composition in common. There are 27 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 C75700 nickel silver and the bottom bar is C82500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 3.2 to 22
1.0 to 20
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 45
45
Tensile Strength: Ultimate (UTS), MPa 590 to 610
550 to 1100
Tensile Strength: Yield (Proof), MPa 470 to 580
310 to 980

Thermal Properties

Latent Heat of Fusion, J/g 200
240
Maximum Temperature: Mechanical, °C 180
280
Melting Completion (Liquidus), °C 1040
980
Melting Onset (Solidus), °C 990
860
Specific Heat Capacity, J/kg-K 390
390
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
8.8
Embodied Carbon, kg CO2/kg material 3.6
10
Embodied Energy, MJ/kg 56
160
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
11 to 94
Resilience: Unit (Modulus of Resilience), kJ/m3 930 to 1410
400 to 4000
Stiffness to Weight: Axial, points 7.8
7.7
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 19 to 20
18 to 35
Strength to Weight: Bending, points 19
17 to 27
Thermal Diffusivity, mm2/s 12
38
Thermal Shock Resistance, points 22 to 23
19 to 38

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Beryllium (Be), % 0
1.9 to 2.3
Chromium (Cr), % 0
0 to 0.1
Cobalt (Co), % 0
0.15 to 0.7
Copper (Cu), % 63.5 to 66.5
95.3 to 97.8
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
0 to 0.2
Silicon (Si), % 0
0.2 to 0.35
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 0
0 to 0.12
Zinc (Zn), % 19.2 to 25.5
0 to 0.1
Residuals, % 0 to 0.5
0 to 0.5