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Zamak 7 vs. C41500 Brass

Zamak 7 belongs to the zinc alloys classification, while C41500 brass 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 C41500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 86
110
Elongation at Break, % 13
2.0 to 42
Poisson's Ratio 0.25
0.33
Shear Modulus, GPa 33
42
Shear Strength, MPa 210
220 to 360
Tensile Strength: Ultimate (UTS), MPa 280
340 to 560
Tensile Strength: Yield (Proof), MPa 250
190 to 550

Thermal Properties

Latent Heat of Fusion, J/g 120
200
Maximum Temperature: Mechanical, °C 95
180
Melting Completion (Liquidus), °C 390
1030
Melting Onset (Solidus), °C 380
1010
Specific Heat Capacity, J/kg-K 410
380
Thermal Conductivity, W/m-K 110
120
Thermal Expansion, µm/m-K 27
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
28
Electrical Conductivity: Equal Weight (Specific), % IACS 38
29

Otherwise Unclassified Properties

Base Metal Price, % relative 11
30
Density, g/cm3 6.4
8.7
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 57
45
Embodied Water, L/kg 380
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
11 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 370
160 to 1340
Stiffness to Weight: Axial, points 7.5
7.1
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 12
11 to 18
Strength to Weight: Bending, points 15
12 to 17
Thermal Diffusivity, mm2/s 43
37
Thermal Shock Resistance, points 8.6
12 to 20

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0 to 0.25
89 to 93
Iron (Fe), % 0 to 0.075
0 to 0.050
Lead (Pb), % 0 to 0.0030
0 to 0.1
Magnesium (Mg), % 0.0050 to 0.020
0
Nickel (Ni), % 0.0050 to 0.020
0
Tin (Sn), % 0 to 0.0010
1.5 to 2.2
Zinc (Zn), % 95.3 to 96.5
4.2 to 9.5
Residuals, % 0
0 to 0.5