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C74500 Nickel Silver vs. C82200 Copper

Both C74500 nickel silver and C82200 copper are copper alloys. They have 67% of their average alloy composition in common. There are 29 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 C74500 nickel silver and the bottom bar is C82200 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 3.0 to 24
8.0 to 20
Poisson's Ratio 0.32
0.34
Rockwell B Hardness 66 to 94
60 to 96
Shear Modulus, GPa 44
44
Tensile Strength: Ultimate (UTS), MPa 390 to 700
390 to 660
Tensile Strength: Yield (Proof), MPa 380 to 600
210 to 520

Thermal Properties

Latent Heat of Fusion, J/g 190
220
Maximum Temperature: Mechanical, °C 170
230
Melting Completion (Liquidus), °C 1020
1080
Melting Onset (Solidus), °C 970
1040
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 45
180
Thermal Expansion, µm/m-K 19
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
45
Electrical Conductivity: Equal Weight (Specific), % IACS 9.7
46

Otherwise Unclassified Properties

Base Metal Price, % relative 29
55
Density, g/cm3 8.3
8.9
Embodied Carbon, kg CO2/kg material 3.4
4.8
Embodied Energy, MJ/kg 54
74
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 160
49 to 66
Resilience: Unit (Modulus of Resilience), kJ/m3 620 to 1540
180 to 1130
Stiffness to Weight: Axial, points 7.7
7.4
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 13 to 23
12 to 20
Strength to Weight: Bending, points 14 to 21
13 to 19
Thermal Diffusivity, mm2/s 14
53
Thermal Shock Resistance, points 13 to 23
14 to 23

Alloy Composition

Beryllium (Be), % 0
0.35 to 0.8
Cobalt (Co), % 0
0 to 0.3
Copper (Cu), % 63.5 to 66.5
97.4 to 98.7
Iron (Fe), % 0 to 0.25
0
Lead (Pb), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 9.0 to 11
1.0 to 2.0
Zinc (Zn), % 21.2 to 27.5
0
Residuals, % 0 to 0.5
0 to 0.5