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C15100 Copper vs. Zamak 7

C15100 copper belongs to the copper alloys classification, while Zamak 7 belongs to the zinc alloys. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C15100 copper and the bottom bar is Zamak 7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
86
Elongation at Break, % 2.0 to 36
13
Poisson's Ratio 0.34
0.25
Shear Modulus, GPa 43
33
Shear Strength, MPa 170 to 270
210
Tensile Strength: Ultimate (UTS), MPa 260 to 470
280
Tensile Strength: Yield (Proof), MPa 69 to 460
250

Thermal Properties

Latent Heat of Fusion, J/g 210
120
Maximum Temperature: Mechanical, °C 200
95
Melting Completion (Liquidus), °C 1100
390
Melting Onset (Solidus), °C 1030
380
Specific Heat Capacity, J/kg-K 390
410
Thermal Conductivity, W/m-K 360
110
Thermal Expansion, µm/m-K 17
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 95
27
Electrical Conductivity: Equal Weight (Specific), % IACS 95
38

Otherwise Unclassified Properties

Base Metal Price, % relative 31
11
Density, g/cm3 9.0
6.4
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 43
57
Embodied Water, L/kg 310
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 9.3 to 71
36
Resilience: Unit (Modulus of Resilience), kJ/m3 21 to 890
370
Stiffness to Weight: Axial, points 7.2
7.5
Stiffness to Weight: Bending, points 18
23
Strength to Weight: Axial, points 8.1 to 15
12
Strength to Weight: Bending, points 10 to 15
15
Thermal Diffusivity, mm2/s 100
43
Thermal Shock Resistance, points 9.3 to 17
8.6

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0020
Copper (Cu), % 99.8 to 99.95
0 to 0.25
Iron (Fe), % 0
0 to 0.075
Lead (Pb), % 0
0 to 0.0030
Magnesium (Mg), % 0
0.0050 to 0.020
Nickel (Ni), % 0
0.0050 to 0.020
Tin (Sn), % 0
0 to 0.0010
Zinc (Zn), % 0
95.3 to 96.5
Zirconium (Zr), % 0.050 to 0.15
0
Residuals, % 0 to 0.1
0