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Zamak 3 vs. C12900 Copper

Zamak 3 belongs to the zinc alloys classification, while C12900 copper belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is Zamak 3 and the bottom bar is C12900 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 86
120
Elongation at Break, % 11
2.8 to 50
Poisson's Ratio 0.25
0.34
Shear Modulus, GPa 33
43
Shear Strength, MPa 210
150 to 210
Tensile Strength: Ultimate (UTS), MPa 280
220 to 420
Tensile Strength: Yield (Proof), MPa 210
75 to 380

Thermal Properties

Latent Heat of Fusion, J/g 120
210
Maximum Temperature: Mechanical, °C 95
200
Melting Completion (Liquidus), °C 390
1080
Melting Onset (Solidus), °C 380
1030
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 110
380
Thermal Expansion, µm/m-K 27
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
98
Electrical Conductivity: Equal Weight (Specific), % IACS 38
98

Otherwise Unclassified Properties

Base Metal Price, % relative 11
32
Density, g/cm3 6.4
9.0
Embodied Carbon, kg CO2/kg material 3.0
2.6
Embodied Energy, MJ/kg 57
41
Embodied Water, L/kg 380
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
11 to 88
Resilience: Unit (Modulus of Resilience), kJ/m3 260
24 to 640
Stiffness to Weight: Axial, points 7.5
7.2
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 12
6.8 to 13
Strength to Weight: Bending, points 15
9.1 to 14
Thermal Diffusivity, mm2/s 43
110
Thermal Shock Resistance, points 8.6
7.8 to 15

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Antimony (Sb), % 0
0 to 0.0030
Arsenic (As), % 0
0 to 0.012
Bismuth (Bi), % 0
0 to 0.0030
Cadmium (Cd), % 0 to 0.0050
0
Copper (Cu), % 0 to 0.25
99.88 to 100
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.0050
0 to 0.0040
Magnesium (Mg), % 0.020 to 0.060
0
Nickel (Ni), % 0 to 0.020
0 to 0.050
Silicon (Si), % 0 to 0.030
0
Silver (Ag), % 0
0 to 0.054
Tellurium (Te), % 0
0 to 0.025
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 95.3 to 96.5
0