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Grey Cast Iron vs. C82800 Copper

Grey cast iron belongs to the iron alloys classification, while C82800 copper belongs to the copper alloys. There are 26 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 grey cast iron and the bottom bar is C82800 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
120
Elongation at Break, % 9.6
1.0 to 20
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 69
46
Tensile Strength: Ultimate (UTS), MPa 160 to 450
670 to 1140
Tensile Strength: Yield (Proof), MPa 98 to 290
380 to 1000

Thermal Properties

Latent Heat of Fusion, J/g 280
240
Melting Completion (Liquidus), °C 1380
930
Melting Onset (Solidus), °C 1180
890
Specific Heat Capacity, J/kg-K 490
390
Thermal Conductivity, W/m-K 46
120
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
18
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
19

Otherwise Unclassified Properties

Density, g/cm3 7.5
8.7
Embodied Carbon, kg CO2/kg material 1.5
12
Embodied Energy, MJ/kg 21
190
Embodied Water, L/kg 44
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 37
11 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 27 to 240
590 to 4080
Stiffness to Weight: Axial, points 13
7.8
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 5.8 to 17
21 to 36
Strength to Weight: Bending, points 8.7 to 17
20 to 28
Thermal Diffusivity, mm2/s 13
36
Thermal Shock Resistance, points 6.0 to 17
23 to 39

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Beryllium (Be), % 0
2.5 to 2.9
Carbon (C), % 3.1 to 3.4
0
Chromium (Cr), % 0
0 to 0.1
Cobalt (Co), % 0
0.15 to 0.7
Copper (Cu), % 0
94.6 to 97.2
Iron (Fe), % 92.1 to 93.9
0 to 0.25
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0.5 to 0.7
0
Nickel (Ni), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.9
0
Silicon (Si), % 2.5 to 2.8
0.2 to 0.35
Sulfur (S), % 0 to 0.15
0
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 0
0 to 0.12
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.5