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C22600 Bronze vs. Zamak 7

C22600 bronze 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 (7, in this case) are not shown.

For each property being compared, the top bar is C22600 bronze and the bottom bar is Zamak 7.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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