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Zamak 5 vs. C84800 Brass

Zamak 5 belongs to the zinc alloys classification, while C84800 brass belongs to the copper alloys. There are 28 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 5 and the bottom bar is C84800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
100
Elongation at Break, % 6.3
18
Poisson's Ratio 0.25
0.33
Shear Modulus, GPa 33
39
Tensile Strength: Ultimate (UTS), MPa 330
230
Tensile Strength: Yield (Proof), MPa 240
100

Thermal Properties

Latent Heat of Fusion, J/g 120
180
Maximum Temperature: Mechanical, °C 95
150
Melting Completion (Liquidus), °C 390
950
Melting Onset (Solidus), °C 380
830
Specific Heat Capacity, J/kg-K 410
370
Thermal Conductivity, W/m-K 110
72
Thermal Expansion, µm/m-K 27
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
16
Electrical Conductivity: Equal Weight (Specific), % IACS 37
17

Otherwise Unclassified Properties

Base Metal Price, % relative 12
27
Density, g/cm3 6.4
8.6
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 57
46
Embodied Water, L/kg 380
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19
34
Resilience: Unit (Modulus of Resilience), kJ/m3 330
53
Stiffness to Weight: Axial, points 7.5
6.6
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 14
7.3
Strength to Weight: Bending, points 16
9.6
Thermal Diffusivity, mm2/s 42
23
Thermal Shock Resistance, points 9.9
8.2

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Cadmium (Cd), % 0 to 0.0050
0
Copper (Cu), % 0.7 to 1.3
75 to 77
Iron (Fe), % 0 to 0.1
0 to 0.4
Lead (Pb), % 0 to 0.0050
5.5 to 7.0
Magnesium (Mg), % 0.025 to 0.080
0
Nickel (Ni), % 0 to 0.020
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0 to 0.030
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0 to 0.0030
2.0 to 3.0
Zinc (Zn), % 94.3 to 95.7
13 to 17
Residuals, % 0
0 to 0.7