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CC495K Bronze vs. Zamak 2

CC495K bronze belongs to the copper alloys classification, while Zamak 2 belongs to the zinc 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 CC495K bronze and the bottom bar is Zamak 2.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 76
100
Elastic (Young's, Tensile) Modulus, GPa 100
87
Elongation at Break, % 7.0
6.0
Poisson's Ratio 0.35
0.26
Shear Modulus, GPa 37
33
Tensile Strength: Ultimate (UTS), MPa 240
360
Tensile Strength: Yield (Proof), MPa 120
270

Thermal Properties

Latent Heat of Fusion, J/g 180
130
Maximum Temperature: Mechanical, °C 140
95
Melting Completion (Liquidus), °C 930
390
Melting Onset (Solidus), °C 820
380
Specific Heat Capacity, J/kg-K 350
410
Thermal Conductivity, W/m-K 48
110
Thermal Expansion, µm/m-K 19
28

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
25
Electrical Conductivity: Equal Weight (Specific), % IACS 10
35

Otherwise Unclassified Properties

Base Metal Price, % relative 33
12
Density, g/cm3 9.0
6.5
Embodied Carbon, kg CO2/kg material 3.6
3.0
Embodied Energy, MJ/kg 58
57
Embodied Water, L/kg 400
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
20
Resilience: Unit (Modulus of Resilience), kJ/m3 68
420
Stiffness to Weight: Axial, points 6.2
7.5
Stiffness to Weight: Bending, points 17
23
Strength to Weight: Axial, points 7.3
15
Strength to Weight: Bending, points 9.4
17
Thermal Diffusivity, mm2/s 15
41
Thermal Shock Resistance, points 8.8
11

Alloy Composition

Aluminum (Al), % 0 to 0.010
3.5 to 4.3
Antimony (Sb), % 0 to 0.5
0
Cadmium (Cd), % 0
0 to 0.0050
Copper (Cu), % 76 to 82
2.5 to 3.3
Iron (Fe), % 0 to 0.25
0 to 0.1
Lead (Pb), % 8.0 to 11
0 to 0.0050
Magnesium (Mg), % 0
0.020 to 0.060
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 0 to 2.0
0 to 0.020
Phosphorus (P), % 0 to 0.1
0
Silicon (Si), % 0 to 0.010
0 to 0.030
Sulfur (S), % 0 to 0.1
0
Tin (Sn), % 9.0 to 11
0 to 0.0030
Zinc (Zn), % 0 to 2.0
92.2 to 94