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Grey Cast Iron vs. Z41121 Zinc

Grey cast iron belongs to the iron alloys classification, while Z41121 zinc belongs to the zinc alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is grey cast iron and the bottom bar is Z41121 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
87
Elongation at Break, % 9.6
50
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 69
35
Tensile Strength: Ultimate (UTS), MPa 160 to 450
140
Tensile Strength: Yield (Proof), MPa 98 to 290
120

Thermal Properties

Latent Heat of Fusion, J/g 280
110
Melting Completion (Liquidus), °C 1380
410
Melting Onset (Solidus), °C 1180
400
Specific Heat Capacity, J/kg-K 490
390
Thermal Conductivity, W/m-K 46
110
Thermal Expansion, µm/m-K 11
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
27
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
37

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
11
Density, g/cm3 7.5
6.6
Embodied Carbon, kg CO2/kg material 1.5
2.8
Embodied Energy, MJ/kg 21
54
Embodied Water, L/kg 44
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 37
68
Resilience: Unit (Modulus of Resilience), kJ/m3 27 to 240
79
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 5.8 to 17
6.1
Strength to Weight: Bending, points 8.7 to 17
9.3
Thermal Diffusivity, mm2/s 13
44
Thermal Shock Resistance, points 6.0 to 17
4.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 3.1 to 3.4
0
Copper (Cu), % 0
0.080 to 0.49
Iron (Fe), % 92.1 to 93.9
0 to 0.010
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0.5 to 0.7
0
Phosphorus (P), % 0 to 0.9
0
Silicon (Si), % 2.5 to 2.8
0
Sulfur (S), % 0 to 0.15
0
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 0
0.050 to 0.18
Zinc (Zn), % 0
99.292 to 99.87