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EN 1.0446 Cast Steel vs. Zamak 7

EN 1.0446 cast steel belongs to the iron alloys classification, while Zamak 7 belongs to the zinc alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.0446 cast steel and the bottom bar is Zamak 7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
86
Elongation at Break, % 25
13
Fatigue Strength, MPa 200
47
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 73
33
Tensile Strength: Ultimate (UTS), MPa 530
280
Tensile Strength: Yield (Proof), MPa 270
250

Thermal Properties

Latent Heat of Fusion, J/g 250
120
Maximum Temperature: Mechanical, °C 400
95
Melting Completion (Liquidus), °C 1470
390
Melting Onset (Solidus), °C 1430
380
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 53
110
Thermal Expansion, µm/m-K 12
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
27
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
38

Otherwise Unclassified Properties

Base Metal Price, % relative 1.7
11
Density, g/cm3 7.9
6.4
Embodied Carbon, kg CO2/kg material 1.4
3.0
Embodied Energy, MJ/kg 18
57
Embodied Water, L/kg 45
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
36
Resilience: Unit (Modulus of Resilience), kJ/m3 190
370
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 19
12
Strength to Weight: Bending, points 18
15
Thermal Diffusivity, mm2/s 14
43
Thermal Shock Resistance, points 17
8.6

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0020
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 99.935 to 100
0 to 0.075
Lead (Pb), % 0
0 to 0.0030
Magnesium (Mg), % 0
0.0050 to 0.020
Nickel (Ni), % 0
0.0050 to 0.020
Phosphorus (P), % 0 to 0.035
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0010
Zinc (Zn), % 0
95.3 to 96.5