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Zamak 2 vs. R60704 Alloy

Zamak 2 belongs to the zinc alloys classification, while R60704 alloy belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is Zamak 2 and the bottom bar is R60704 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
97
Elongation at Break, % 6.0
16
Poisson's Ratio 0.26
0.34
Shear Modulus, GPa 33
36
Tensile Strength: Ultimate (UTS), MPa 360
470
Tensile Strength: Yield (Proof), MPa 270
270

Thermal Properties

Latent Heat of Fusion, J/g 130
240
Specific Heat Capacity, J/kg-K 410
270
Thermal Conductivity, W/m-K 110
22
Thermal Expansion, µm/m-K 28
6.0

Otherwise Unclassified Properties

Density, g/cm3 6.5
6.7
Embodied Water, L/kg 380
460

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
64
Resilience: Unit (Modulus of Resilience), kJ/m3 420
370
Stiffness to Weight: Axial, points 7.5
8.1
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 15
20
Strength to Weight: Bending, points 17
20
Thermal Diffusivity, mm2/s 41
12
Thermal Shock Resistance, points 11
58

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
0.2 to 0.4
Copper (Cu), % 2.5 to 3.3
0
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 0 to 0.1
0.2 to 0.4
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Nickel (Ni), % 0 to 0.020
0
Nitrogen (N), % 0
0 to 0.025
Oxygen (O), % 0
0 to 0.18
Silicon (Si), % 0 to 0.030
0
Tin (Sn), % 0 to 0.0030
1.0 to 2.0
Zinc (Zn), % 92.2 to 94
0
Zirconium (Zr), % 0
93 to 98.8