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Zamak 2 vs. C87200 Bronze

Zamak 2 belongs to the zinc alloys classification, while C87200 bronze belongs to the copper alloys. There are 29 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 2 and the bottom bar is C87200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100
85
Elastic (Young's, Tensile) Modulus, GPa 87
110
Elongation at Break, % 6.0
30
Poisson's Ratio 0.26
0.34
Shear Modulus, GPa 33
43
Tensile Strength: Ultimate (UTS), MPa 360
380
Tensile Strength: Yield (Proof), MPa 270
170

Thermal Properties

Latent Heat of Fusion, J/g 130
260
Maximum Temperature: Mechanical, °C 95
200
Melting Completion (Liquidus), °C 390
970
Melting Onset (Solidus), °C 380
860
Specific Heat Capacity, J/kg-K 410
410
Thermal Conductivity, W/m-K 110
28
Thermal Expansion, µm/m-K 28
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 35
6.3

Otherwise Unclassified Properties

Base Metal Price, % relative 12
29
Density, g/cm3 6.5
8.6
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 57
44
Embodied Water, L/kg 380
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
93
Resilience: Unit (Modulus of Resilience), kJ/m3 420
130
Stiffness to Weight: Axial, points 7.5
7.4
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 15
12
Strength to Weight: Bending, points 17
14
Thermal Diffusivity, mm2/s 41
8.0
Thermal Shock Resistance, points 11
14

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0 to 1.5
Cadmium (Cd), % 0 to 0.0050
0
Copper (Cu), % 2.5 to 3.3
89 to 99
Iron (Fe), % 0 to 0.1
0 to 2.5
Lead (Pb), % 0 to 0.0050
0 to 0.5
Magnesium (Mg), % 0.020 to 0.060
0
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0 to 0.020
0
Phosphorus (P), % 0
0 to 0.5
Silicon (Si), % 0 to 0.030
1.0 to 5.0
Tin (Sn), % 0 to 0.0030
0 to 1.0
Zinc (Zn), % 92.2 to 94
0 to 5.0