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Zamak 5 vs. SAE-AISI 1020 Steel

Zamak 5 belongs to the zinc alloys classification, while SAE-AISI 1020 steel belongs to the iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is Zamak 5 and the bottom bar is SAE-AISI 1020 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 92
120 to 130
Elastic (Young's, Tensile) Modulus, GPa 87
190
Elongation at Break, % 6.3
17 to 28
Fatigue Strength, MPa 56
180 to 250
Poisson's Ratio 0.25
0.29
Shear Modulus, GPa 33
73
Shear Strength, MPa 260
280
Tensile Strength: Ultimate (UTS), MPa 330
430 to 460
Tensile Strength: Yield (Proof), MPa 240
240 to 380

Thermal Properties

Latent Heat of Fusion, J/g 120
250
Maximum Temperature: Mechanical, °C 95
400
Melting Completion (Liquidus), °C 390
1460
Melting Onset (Solidus), °C 380
1420
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 110
52
Thermal Expansion, µm/m-K 27
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
11
Electrical Conductivity: Equal Weight (Specific), % IACS 37
12

Otherwise Unclassified Properties

Base Metal Price, % relative 12
1.8
Density, g/cm3 6.4
7.9
Embodied Carbon, kg CO2/kg material 3.0
1.4
Embodied Energy, MJ/kg 57
18
Embodied Water, L/kg 380
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19
72 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 330
150 to 380
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 14
15 to 16
Strength to Weight: Bending, points 16
16 to 17
Thermal Diffusivity, mm2/s 42
14
Thermal Shock Resistance, points 9.9
13 to 14

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0.18 to 0.23
Copper (Cu), % 0.7 to 1.3
0
Iron (Fe), % 0 to 0.1
99.08 to 99.52
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.025 to 0.080
0
Manganese (Mn), % 0
0.3 to 0.6
Nickel (Ni), % 0 to 0.020
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.030
0
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 94.3 to 95.7
0