MakeItFrom.com
Menu (ESC)

Zamak 2 vs. C87400 Brass

Zamak 2 belongs to the zinc alloys classification, while C87400 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 2 and the bottom bar is C87400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
110
Elongation at Break, % 6.0
21
Poisson's Ratio 0.26
0.33
Shear Modulus, GPa 33
41
Tensile Strength: Ultimate (UTS), MPa 360
390
Tensile Strength: Yield (Proof), MPa 270
160

Thermal Properties

Latent Heat of Fusion, J/g 130
250
Maximum Temperature: Mechanical, °C 95
170
Melting Completion (Liquidus), °C 390
920
Melting Onset (Solidus), °C 380
820
Specific Heat Capacity, J/kg-K 410
400
Thermal Conductivity, W/m-K 110
28
Thermal Expansion, µm/m-K 28
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
6.7
Electrical Conductivity: Equal Weight (Specific), % IACS 35
7.2

Otherwise Unclassified Properties

Base Metal Price, % relative 12
27
Density, g/cm3 6.5
8.3
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 57
44
Embodied Water, L/kg 380
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
65
Resilience: Unit (Modulus of Resilience), kJ/m3 420
120
Stiffness to Weight: Axial, points 7.5
7.4
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 15
13
Strength to Weight: Bending, points 17
14
Thermal Diffusivity, mm2/s 41
8.3
Thermal Shock Resistance, points 11
14

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0 to 0.8
Cadmium (Cd), % 0 to 0.0050
0
Copper (Cu), % 2.5 to 3.3
79 to 85.5
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.0050
0 to 1.0
Magnesium (Mg), % 0.020 to 0.060
0
Nickel (Ni), % 0 to 0.020
0
Silicon (Si), % 0 to 0.030
2.5 to 4.0
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 92.2 to 94
12 to 16
Residuals, % 0
0 to 0.8