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Zamak 3 vs. AWS BNi-3

Zamak 3 belongs to the zinc alloys classification, while AWS BNi-3 belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (18, in this case) are not shown.

For each property being compared, the top bar is Zamak 3 and the bottom bar is AWS BNi-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 86
170
Poisson's Ratio 0.25
0.31
Shear Modulus, GPa 33
66
Tensile Strength: Ultimate (UTS), MPa 280
430

Thermal Properties

Latent Heat of Fusion, J/g 120
350
Melting Completion (Liquidus), °C 390
1040
Melting Onset (Solidus), °C 380
980
Specific Heat Capacity, J/kg-K 410
480
Thermal Expansion, µm/m-K 27
10

Otherwise Unclassified Properties

Base Metal Price, % relative 11
60
Density, g/cm3 6.4
8.3
Embodied Carbon, kg CO2/kg material 3.0
9.9
Embodied Energy, MJ/kg 57
140
Embodied Water, L/kg 380
220

Common Calculations

Stiffness to Weight: Axial, points 7.5
12
Stiffness to Weight: Bending, points 23
22
Strength to Weight: Axial, points 12
14
Strength to Weight: Bending, points 15
15
Thermal Shock Resistance, points 8.6
17

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0 to 0.050
Boron (B), % 0
2.8 to 3.5
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.060
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 0 to 0.1
0 to 0.5
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Nickel (Ni), % 0 to 0.020
90.1 to 93.3
Phosphorus (P), % 0
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.030
4.0 to 5.0
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0 to 0.0030
0
Titanium (Ti), % 0
0 to 0.050
Zinc (Zn), % 95.3 to 96.5
0
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5