MakeItFrom.com
Menu (ESC)

Automotive Grey Cast Iron vs. Zamak 5

Automotive grey cast iron belongs to the iron alloys classification, while Zamak 5 belongs to the zinc alloys. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is automotive grey cast iron and the bottom bar is Zamak 5.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 280
92
Elastic (Young's, Tensile) Modulus, GPa 180
87
Elongation at Break, % 9.6 to 14
6.3
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 69 to 70
33
Tensile Strength: Ultimate (UTS), MPa 140 to 290
330
Tensile Strength: Yield (Proof), MPa 94 to 200
240

Thermal Properties

Latent Heat of Fusion, J/g 260 to 280
120
Melting Completion (Liquidus), °C 1380 to 1390
390
Melting Onset (Solidus), °C 1340 to 1350
380
Specific Heat Capacity, J/kg-K 490
410
Thermal Conductivity, W/m-K 41 to 43
110
Thermal Expansion, µm/m-K 12 to 14
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4 to 7.6
26
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8 to 9.1
37

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9 to 3.0
12
Density, g/cm3 7.5 to 7.6
6.4
Embodied Carbon, kg CO2/kg material 1.5 to 1.7
3.0
Embodied Energy, MJ/kg 21 to 24
57
Embodied Water, L/kg 44 to 51
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18 to 25
19
Resilience: Unit (Modulus of Resilience), kJ/m3 25 to 110
330
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 5.2 to 11
14
Strength to Weight: Bending, points 8.0 to 13
16
Thermal Diffusivity, mm2/s 11 to 12
42
Thermal Shock Resistance, points 4.2 to 8.6
9.9