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Zamak 7 vs. C96800 Copper

Zamak 7 belongs to the zinc alloys classification, while C96800 copper belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is Zamak 7 and the bottom bar is C96800 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 86
120
Elongation at Break, % 13
3.4
Poisson's Ratio 0.25
0.34
Shear Modulus, GPa 33
46
Tensile Strength: Ultimate (UTS), MPa 280
1010
Tensile Strength: Yield (Proof), MPa 250
860

Thermal Properties

Latent Heat of Fusion, J/g 120
220
Maximum Temperature: Mechanical, °C 95
220
Melting Completion (Liquidus), °C 390
1120
Melting Onset (Solidus), °C 380
1060
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 110
52
Thermal Expansion, µm/m-K 27
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
10
Electrical Conductivity: Equal Weight (Specific), % IACS 38
10

Otherwise Unclassified Properties

Base Metal Price, % relative 11
34
Density, g/cm3 6.4
8.9
Embodied Carbon, kg CO2/kg material 3.0
3.4
Embodied Energy, MJ/kg 57
52
Embodied Water, L/kg 380
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
33
Resilience: Unit (Modulus of Resilience), kJ/m3 370
3000
Stiffness to Weight: Axial, points 7.5
7.6
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 12
32
Strength to Weight: Bending, points 15
25
Thermal Diffusivity, mm2/s 43
15
Thermal Shock Resistance, points 8.6
35

Alloy Composition


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Aluminum (Al), % 3.5 to 4.3
0 to 0.1
Antimony (Sb), % 0
0 to 0.020
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0 to 0.25
87.1 to 90.5
Iron (Fe), % 0 to 0.075
0 to 0.5
Lead (Pb), % 0 to 0.0030
0 to 0.0050
Magnesium (Mg), % 0.0050 to 0.020
0
Manganese (Mn), % 0
0.050 to 0.3
Nickel (Ni), % 0.0050 to 0.020
9.5 to 10.5
Phosphorus (P), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.0025
Tin (Sn), % 0 to 0.0010
0
Zinc (Zn), % 95.3 to 96.5
0 to 1.0
Residuals, % 0
0 to 0.5