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C14181 Copper vs. Zamak 7

C14181 copper belongs to the copper alloys classification, while Zamak 7 belongs to the zinc alloys. There are 26 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C14181 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, % 15
13
Poisson's Ratio 0.34
0.25
Shear Modulus, GPa 43
33
Tensile Strength: Ultimate (UTS), MPa 210
280
Tensile Strength: Yield (Proof), MPa 130
250

Thermal Properties

Latent Heat of Fusion, J/g 210
120
Maximum Temperature: Mechanical, °C 200
95
Melting Completion (Liquidus), °C 1080
390
Melting Onset (Solidus), °C 1080
380
Specific Heat Capacity, J/kg-K 390
410
Thermal Conductivity, W/m-K 380
110
Thermal Expansion, µm/m-K 17
27

Otherwise Unclassified Properties

Base Metal Price, % relative 31
11
Density, g/cm3 9.0
6.4
Embodied Carbon, kg CO2/kg material 2.6
3.0
Embodied Energy, MJ/kg 41
57
Embodied Water, L/kg 310
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
36
Resilience: Unit (Modulus of Resilience), kJ/m3 69
370
Stiffness to Weight: Axial, points 7.2
7.5
Stiffness to Weight: Bending, points 18
23
Strength to Weight: Axial, points 6.5
12
Strength to Weight: Bending, points 8.8
15
Thermal Diffusivity, mm2/s 110
43
Thermal Shock Resistance, points 7.4
8.6

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0 to 0.0020
0 to 0.0020
Carbon (C), % 0 to 0.0050
0
Copper (Cu), % 99.9 to 100
0 to 0.25
Iron (Fe), % 0
0 to 0.075
Lead (Pb), % 0 to 0.0020
0 to 0.0030
Magnesium (Mg), % 0
0.0050 to 0.020
Nickel (Ni), % 0
0.0050 to 0.020
Phosphorus (P), % 0 to 0.0020
0
Tin (Sn), % 0
0 to 0.0010
Zinc (Zn), % 0 to 0.0020
95.3 to 96.5