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C19800 Copper vs. Zamak 7

C19800 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 (5, in this case) are not shown.

For each property being compared, the top bar is C19800 copper and the bottom bar is Zamak 7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
86
Elongation at Break, % 9.0 to 12
13
Poisson's Ratio 0.34
0.25
Shear Modulus, GPa 43
33
Shear Strength, MPa 260 to 330
210
Tensile Strength: Ultimate (UTS), MPa 430 to 550
280
Tensile Strength: Yield (Proof), MPa 420 to 550
250

Thermal Properties

Latent Heat of Fusion, J/g 210
120
Maximum Temperature: Mechanical, °C 200
95
Melting Completion (Liquidus), °C 1070
390
Melting Onset (Solidus), °C 1050
380
Specific Heat Capacity, J/kg-K 390
410
Thermal Conductivity, W/m-K 260
110
Thermal Expansion, µm/m-K 18
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 61
27
Electrical Conductivity: Equal Weight (Specific), % IACS 62
38

Otherwise Unclassified Properties

Base Metal Price, % relative 30
11
Density, g/cm3 8.9
6.4
Embodied Carbon, kg CO2/kg material 2.8
3.0
Embodied Energy, MJ/kg 43
57
Embodied Water, L/kg 320
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 49 to 52
36
Resilience: Unit (Modulus of Resilience), kJ/m3 770 to 1320
370
Stiffness to Weight: Axial, points 7.2
7.5
Stiffness to Weight: Bending, points 18
23
Strength to Weight: Axial, points 14 to 17
12
Strength to Weight: Bending, points 14 to 17
15
Thermal Diffusivity, mm2/s 75
43
Thermal Shock Resistance, points 15 to 20
8.6

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0020
Copper (Cu), % 95.7 to 99.47
0 to 0.25
Iron (Fe), % 0.020 to 0.5
0 to 0.075
Lead (Pb), % 0
0 to 0.0030
Magnesium (Mg), % 0.1 to 1.0
0.0050 to 0.020
Nickel (Ni), % 0
0.0050 to 0.020
Phosphorus (P), % 0.010 to 0.1
0
Tin (Sn), % 0.1 to 1.0
0 to 0.0010
Zinc (Zn), % 0.3 to 1.5
95.3 to 96.5
Residuals, % 0 to 0.2
0