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Zamak 5 vs. AWS BVAg-31

Zamak 5 belongs to the zinc alloys classification, while AWS BVAg-31 belongs to the otherwise unclassified metals. There are 15 material properties with values for both materials. Properties with values for just one material (21, in this case) are not shown.

For each property being compared, the top bar is Zamak 5 and the bottom bar is AWS BVAg-31.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
90
Poisson's Ratio 0.25
0.36
Shear Modulus, GPa 33
33
Tensile Strength: Ultimate (UTS), MPa 330
180

Thermal Properties

Latent Heat of Fusion, J/g 120
150
Melting Completion (Liquidus), °C 390
850
Melting Onset (Solidus), °C 380
820
Specific Heat Capacity, J/kg-K 410
280
Thermal Expansion, µm/m-K 27
18

Otherwise Unclassified Properties

Density, g/cm3 6.4
10

Common Calculations

Stiffness to Weight: Axial, points 7.5
4.9
Stiffness to Weight: Bending, points 23
15
Strength to Weight: Axial, points 14
4.9
Strength to Weight: Bending, points 16
7.0
Thermal Shock Resistance, points 9.9
7.8

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0 to 0.0010
Carbon (C), % 0
0 to 0.0050
Copper (Cu), % 0.7 to 1.3
31 to 33
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.0050
0 to 0.0020
Magnesium (Mg), % 0.025 to 0.080
0
Nickel (Ni), % 0 to 0.020
0
Palladium (Pd), % 0
8.0 to 12
Phosphorus (P), % 0
0 to 0.0020
Silicon (Si), % 0 to 0.030
0
Silver (Ag), % 0
57 to 59
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 94.3 to 95.7
0 to 0.0010