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C79600 Nickel Silver vs. CR025A Copper

Both C79600 nickel silver and CR025A copper are copper alloys. They have 45% of their average alloy composition in common. There are 28 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 C79600 nickel silver and the bottom bar is CR025A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 15
15
Poisson's Ratio 0.3
0.34
Shear Modulus, GPa 43
43
Tensile Strength: Ultimate (UTS), MPa 480
230
Tensile Strength: Yield (Proof), MPa 300
140

Thermal Properties

Latent Heat of Fusion, J/g 180
210
Maximum Temperature: Mechanical, °C 130
200
Melting Completion (Liquidus), °C 930
1090
Melting Onset (Solidus), °C 880
1040
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 36
370
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
99
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
99

Otherwise Unclassified Properties

Base Metal Price, % relative 25
31
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 3.5
2.6
Embodied Energy, MJ/kg 57
41
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63
31
Resilience: Unit (Modulus of Resilience), kJ/m3 400
83
Stiffness to Weight: Axial, points 7.8
7.2
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 17
7.1
Strength to Weight: Bending, points 17
9.3
Thermal Diffusivity, mm2/s 12
110
Thermal Shock Resistance, points 15
8.1

Alloy Composition


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Bismuth (Bi), % 0
0 to 0.00050
Copper (Cu), % 43.5 to 46.5
99.9 to 99.96
Lead (Pb), % 0.8 to 1.2
0 to 0.0050
Manganese (Mn), % 1.5 to 2.5
0
Nickel (Ni), % 9.0 to 11
0
Phosphorus (P), % 0
0.040 to 0.060
Silver (Ag), % 0
0 to 0.015
Zinc (Zn), % 38.3 to 45.2
0
Residuals, % 0 to 0.5
0