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Zamak 2 vs. C55284 Copper

Zamak 2 belongs to the zinc alloys classification, while C55284 copper belongs to the copper alloys. There are 18 material properties with values for both materials. Properties with values for just one material (18, in this case) are not shown.

For each property being compared, the top bar is Zamak 2 and the bottom bar is C55284 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
100
Poisson's Ratio 0.26
0.34
Shear Modulus, GPa 33
38
Tensile Strength: Ultimate (UTS), MPa 360
180

Thermal Properties

Latent Heat of Fusion, J/g 130
180
Maximum Temperature: Mechanical, °C 95
200
Melting Completion (Liquidus), °C 390
800
Melting Onset (Solidus), °C 380
640
Specific Heat Capacity, J/kg-K 410
380
Thermal Expansion, µm/m-K 28
17

Otherwise Unclassified Properties

Density, g/cm3 6.5
8.9
Embodied Carbon, kg CO2/kg material 3.0
16
Embodied Energy, MJ/kg 57
260

Common Calculations

Stiffness to Weight: Axial, points 7.5
6.5
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 15
5.6
Strength to Weight: Bending, points 17
8.0
Thermal Shock Resistance, points 11
7.4

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Copper (Cu), % 2.5 to 3.3
79.2 to 80.7
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Nickel (Ni), % 0 to 0.020
0
Phosphorus (P), % 0
4.8 to 5.2
Silicon (Si), % 0 to 0.030
0
Silver (Ag), % 0
14.5 to 15.5
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 92.2 to 94
0
Residuals, % 0
0 to 0.15