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Zamak 7 vs. C22600 Bronze

Zamak 7 belongs to the zinc alloys classification, while C22600 bronze belongs to the copper 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 Zamak 7 and the bottom bar is C22600 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 86
110
Elongation at Break, % 13
2.5 to 33
Poisson's Ratio 0.25
0.33
Shear Modulus, GPa 33
42
Shear Strength, MPa 210
220 to 320
Tensile Strength: Ultimate (UTS), MPa 280
330 to 570
Tensile Strength: Yield (Proof), MPa 250
270 to 490

Thermal Properties

Latent Heat of Fusion, J/g 120
200
Maximum Temperature: Mechanical, °C 95
170
Melting Completion (Liquidus), °C 390
1040
Melting Onset (Solidus), °C 380
1000
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 110
170
Thermal Expansion, µm/m-K 27
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
40
Electrical Conductivity: Equal Weight (Specific), % IACS 38
42

Otherwise Unclassified Properties

Base Metal Price, % relative 11
28
Density, g/cm3 6.4
8.7
Embodied Carbon, kg CO2/kg material 3.0
2.6
Embodied Energy, MJ/kg 57
42
Embodied Water, L/kg 380
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
14 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 370
330 to 1070
Stiffness to Weight: Axial, points 7.5
7.2
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 12
11 to 18
Strength to Weight: Bending, points 15
12 to 18
Thermal Diffusivity, mm2/s 43
52
Thermal Shock Resistance, points 8.6
11 to 19

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0 to 0.25
86 to 89
Iron (Fe), % 0 to 0.075
0 to 0.050
Lead (Pb), % 0 to 0.0030
0 to 0.050
Magnesium (Mg), % 0.0050 to 0.020
0
Nickel (Ni), % 0.0050 to 0.020
0
Tin (Sn), % 0 to 0.0010
0
Zinc (Zn), % 95.3 to 96.5
10.7 to 14
Residuals, % 0
0 to 0.2