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Zamak 7 vs. C50100 Bronze

Zamak 7 belongs to the zinc alloys classification, while C50100 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 7 and the bottom bar is C50100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 86
120
Elongation at Break, % 13
40
Poisson's Ratio 0.25
0.34
Shear Modulus, GPa 33
43
Shear Strength, MPa 210
180
Tensile Strength: Ultimate (UTS), MPa 280
270
Tensile Strength: Yield (Proof), MPa 250
82

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
1070
Specific Heat Capacity, J/kg-K 410
380
Thermal Conductivity, W/m-K 110
230
Thermal Expansion, µm/m-K 27
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
55
Electrical Conductivity: Equal Weight (Specific), % IACS 38
55

Otherwise Unclassified Properties

Base Metal Price, % relative 11
31
Density, g/cm3 6.4
8.9
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
82
Resilience: Unit (Modulus of Resilience), kJ/m3 370
29
Stiffness to Weight: Axial, points 7.5
7.2
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 12
8.3
Strength to Weight: Bending, points 15
10
Thermal Diffusivity, mm2/s 43
66
Thermal Shock Resistance, points 8.6
9.5

Alloy Composition


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Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0 to 0.25
98.6 to 99.49
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
Phosphorus (P), % 0
0.010 to 0.050
Tin (Sn), % 0 to 0.0010
0.5 to 0.8
Zinc (Zn), % 95.3 to 96.5
0
Residuals, % 0
0 to 0.5