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Zamak 3 vs. Austenitic Grey Cast Iron

Zamak 3 belongs to the zinc alloys classification, while austenitic grey cast iron belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is Zamak 3 and the bottom bar is austenitic grey cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 83
110 to 210
Elastic (Young's, Tensile) Modulus, GPa 86
180
Poisson's Ratio 0.25
0.29 to 0.3
Shear Modulus, GPa 33
69 to 72
Tensile Strength: Ultimate (UTS), MPa 280
150 to 230

Thermal Properties

Latent Heat of Fusion, J/g 120
280 to 350
Melting Completion (Liquidus), °C 390
1340 to 1400
Melting Onset (Solidus), °C 380
1290 to 1350
Specific Heat Capacity, J/kg-K 410
470 to 490
Thermal Expansion, µm/m-K 27
13 to 14

Otherwise Unclassified Properties

Base Metal Price, % relative 11
14 to 24
Density, g/cm3 6.4
7.7 to 8.1
Embodied Carbon, kg CO2/kg material 3.0
3.1 to 4.7
Embodied Energy, MJ/kg 57
43 to 65
Embodied Water, L/kg 380
93 to 120

Common Calculations

Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 23
23 to 25
Strength to Weight: Axial, points 12
5.3 to 8.2
Strength to Weight: Bending, points 15
7.9 to 11
Thermal Shock Resistance, points 8.6
4.5 to 6.5