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EN AC-21000 Aluminum vs. C79600 Nickel Silver

EN AC-21000 aluminum belongs to the aluminum alloys classification, while C79600 nickel silver belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is EN AC-21000 aluminum and the bottom bar is C79600 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
110
Elongation at Break, % 6.7
15
Poisson's Ratio 0.33
0.3
Shear Modulus, GPa 27
43
Tensile Strength: Ultimate (UTS), MPa 340
480
Tensile Strength: Yield (Proof), MPa 240
300

Thermal Properties

Latent Heat of Fusion, J/g 390
180
Maximum Temperature: Mechanical, °C 170
130
Melting Completion (Liquidus), °C 670
930
Melting Onset (Solidus), °C 550
880
Specific Heat Capacity, J/kg-K 880
390
Thermal Conductivity, W/m-K 130
36
Thermal Expansion, µm/m-K 23
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 100
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 11
25
Density, g/cm3 3.0
7.9
Embodied Carbon, kg CO2/kg material 8.0
3.5
Embodied Energy, MJ/kg 150
57
Embodied Water, L/kg 1150
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
63
Resilience: Unit (Modulus of Resilience), kJ/m3 390
400
Stiffness to Weight: Axial, points 13
7.8
Stiffness to Weight: Bending, points 46
20
Strength to Weight: Axial, points 32
17
Strength to Weight: Bending, points 36
17
Thermal Diffusivity, mm2/s 49
12
Thermal Shock Resistance, points 15
15

Alloy Composition

Aluminum (Al), % 93.4 to 95.5
0
Copper (Cu), % 4.2 to 5.0
43.5 to 46.5
Iron (Fe), % 0 to 0.35
0
Lead (Pb), % 0 to 0.050
0.8 to 1.2
Magnesium (Mg), % 0.15 to 0.35
0
Manganese (Mn), % 0 to 0.1
1.5 to 2.5
Nickel (Ni), % 0 to 0.050
9.0 to 11
Silicon (Si), % 0 to 0.2
0
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0.15 to 0.3
0
Zinc (Zn), % 0 to 0.1
38.3 to 45.2
Residuals, % 0
0 to 0.5