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Zamak 5 vs. ACI-ASTM CD6MN Steel

Zamak 5 belongs to the zinc alloys classification, while ACI-ASTM CD6MN steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is Zamak 5 and the bottom bar is ACI-ASTM CD6MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
200
Elongation at Break, % 6.3
28
Fatigue Strength, MPa 56
370
Poisson's Ratio 0.25
0.27
Shear Modulus, GPa 33
80
Tensile Strength: Ultimate (UTS), MPa 330
730
Tensile Strength: Yield (Proof), MPa 240
510

Thermal Properties

Latent Heat of Fusion, J/g 120
300
Maximum Temperature: Mechanical, °C 95
1100
Melting Completion (Liquidus), °C 390
1440
Melting Onset (Solidus), °C 380
1390
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 110
16
Thermal Expansion, µm/m-K 27
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 37
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 12
17
Density, g/cm3 6.4
7.7
Embodied Carbon, kg CO2/kg material 3.0
3.4
Embodied Energy, MJ/kg 57
48
Embodied Water, L/kg 380
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19
180
Resilience: Unit (Modulus of Resilience), kJ/m3 330
650
Stiffness to Weight: Axial, points 7.5
15
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 14
26
Strength to Weight: Bending, points 16
23
Thermal Diffusivity, mm2/s 42
4.4
Thermal Shock Resistance, points 9.9
20

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.060
Chromium (Cr), % 0
24 to 27
Copper (Cu), % 0.7 to 1.3
0
Iron (Fe), % 0 to 0.1
62.1 to 70.1
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.025 to 0.080
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
1.8 to 2.5
Nickel (Ni), % 0 to 0.020
4.0 to 6.0
Nitrogen (N), % 0
0.15 to 0.25
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.030
0 to 1.0
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 94.3 to 95.7
0