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Zamak 7 vs. EN 1.1233 Steel

Zamak 7 belongs to the zinc alloys classification, while EN 1.1233 steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is Zamak 7 and the bottom bar is EN 1.1233 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
200 to 220
Elastic (Young's, Tensile) Modulus, GPa 86
190
Poisson's Ratio 0.25
0.29
Shear Modulus, GPa 33
72
Tensile Strength: Ultimate (UTS), MPa 280
680 to 760

Thermal Properties

Latent Heat of Fusion, J/g 120
250
Maximum Temperature: Mechanical, °C 95
400
Melting Completion (Liquidus), °C 390
1450
Melting Onset (Solidus), °C 380
1410
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 110
51
Thermal Expansion, µm/m-K 27
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 38
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 11
1.9
Density, g/cm3 6.4
7.8
Embodied Carbon, kg CO2/kg material 3.0
1.4
Embodied Energy, MJ/kg 57
19
Embodied Water, L/kg 380
47

Common Calculations

Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 12
24 to 27
Strength to Weight: Bending, points 15
22 to 24
Thermal Diffusivity, mm2/s 43
14
Thermal Shock Resistance, points 8.6
22 to 24

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0 to 0.050
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0.52 to 0.6
Copper (Cu), % 0 to 0.25
0 to 0.3
Iron (Fe), % 0 to 0.075
98 to 99.1
Lead (Pb), % 0 to 0.0030
0
Magnesium (Mg), % 0.0050 to 0.020
0
Manganese (Mn), % 0
0.9 to 1.2
Nickel (Ni), % 0.0050 to 0.020
0
Oxygen (O), % 0
0 to 0.0020
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0010
0
Zinc (Zn), % 95.3 to 96.5
0