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Grey Cast Iron vs. Nickel 242

Grey cast iron belongs to the iron alloys classification, while nickel 242 belongs to the nickel alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is grey cast iron and the bottom bar is nickel 242.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
220
Elongation at Break, % 9.6
45
Fatigue Strength, MPa 69 to 170
300
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 69
84
Shear Strength, MPa 180 to 610
570
Tensile Strength: Ultimate (UTS), MPa 160 to 450
820
Tensile Strength: Yield (Proof), MPa 98 to 290
350

Thermal Properties

Latent Heat of Fusion, J/g 280
330
Melting Completion (Liquidus), °C 1380
1380
Melting Onset (Solidus), °C 1180
1290
Specific Heat Capacity, J/kg-K 490
400
Thermal Conductivity, W/m-K 46
11
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
1.4

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
75
Density, g/cm3 7.5
9.0
Embodied Carbon, kg CO2/kg material 1.5
14
Embodied Energy, MJ/kg 21
180
Embodied Water, L/kg 44
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 37
300
Resilience: Unit (Modulus of Resilience), kJ/m3 27 to 240
280
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
22
Strength to Weight: Axial, points 5.8 to 17
25
Strength to Weight: Bending, points 8.7 to 17
21
Thermal Diffusivity, mm2/s 13
3.1
Thermal Shock Resistance, points 6.0 to 17
25

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Boron (B), % 0
0 to 0.0060
Carbon (C), % 3.1 to 3.4
0 to 0.030
Chromium (Cr), % 0
7.0 to 9.0
Cobalt (Co), % 0
0 to 1.0
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 92.1 to 93.9
0 to 2.0
Manganese (Mn), % 0.5 to 0.7
0 to 0.8
Molybdenum (Mo), % 0
24 to 26
Nickel (Ni), % 0
59.3 to 69
Phosphorus (P), % 0 to 0.9
0 to 0.030
Silicon (Si), % 2.5 to 2.8
0 to 0.8
Sulfur (S), % 0 to 0.15
0 to 0.015