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Grey Cast Iron vs. Z20301 Zinc

Grey cast iron belongs to the iron alloys classification, while Z20301 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 Z20301 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
87
Elongation at Break, % 9.6
53
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 69
35
Tensile Strength: Ultimate (UTS), MPa 160 to 450
160
Tensile Strength: Yield (Proof), MPa 98 to 290
130

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
53
Embodied Water, L/kg 44
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 37
78
Resilience: Unit (Modulus of Resilience), kJ/m3 27 to 240
96
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 5.8 to 17
6.7
Strength to Weight: Bending, points 8.7 to 17
9.9
Thermal Diffusivity, mm2/s 13
44
Thermal Shock Resistance, points 6.0 to 17
5.0

Alloy Composition

Aluminum (Al), % 0
0 to 0.0020
Cadmium (Cd), % 0
0 to 0.010
Carbon (C), % 3.1 to 3.4
0
Copper (Cu), % 0
0 to 0.0050
Iron (Fe), % 92.1 to 93.9
0 to 0.010
Lead (Pb), % 0
0 to 0.1
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
Titanium (Ti), % 0
0 to 0.020
Zinc (Zn), % 0
99.853 to 100