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EN 1.7321 Steel vs. Zamak 5

EN 1.7321 steel belongs to the iron alloys classification, while Zamak 5 belongs to the zinc alloys. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.7321 steel and the bottom bar is Zamak 5.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 170
92
Elastic (Young's, Tensile) Modulus, GPa 190
87
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 73
33
Tensile Strength: Ultimate (UTS), MPa 490 to 1460
330

Thermal Properties

Latent Heat of Fusion, J/g 250
120
Maximum Temperature: Mechanical, °C 410
95
Melting Completion (Liquidus), °C 1460
390
Melting Onset (Solidus), °C 1420
380
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 45
110
Thermal Expansion, µm/m-K 13
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
26
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
37

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
12
Density, g/cm3 7.9
6.4
Embodied Carbon, kg CO2/kg material 1.5
3.0
Embodied Energy, MJ/kg 20
57
Embodied Water, L/kg 50
380

Common Calculations

Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 17 to 52
14
Strength to Weight: Bending, points 18 to 36
16
Thermal Diffusivity, mm2/s 12
42
Thermal Shock Resistance, points 14 to 43
9.9

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0.17 to 0.23
0
Chromium (Cr), % 0.3 to 0.6
0
Copper (Cu), % 0 to 0.25
0.7 to 1.3
Iron (Fe), % 97.1 to 98.4
0 to 0.1
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.025 to 0.080
Manganese (Mn), % 0.7 to 1.0
0
Molybdenum (Mo), % 0.4 to 0.5
0
Nickel (Ni), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.3
0 to 0.030
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
94.3 to 95.7