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Grey Cast Iron vs. Nickel 30

Grey cast iron belongs to the iron alloys classification, while nickel 30 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 30.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
210
Elongation at Break, % 9.6
34
Fatigue Strength, MPa 69 to 170
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 69
82
Shear Strength, MPa 180 to 610
440
Tensile Strength: Ultimate (UTS), MPa 160 to 450
660
Tensile Strength: Yield (Proof), MPa 98 to 290
270

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Melting Completion (Liquidus), °C 1380
1480
Melting Onset (Solidus), °C 1180
1430
Specific Heat Capacity, J/kg-K 490
450
Thermal Conductivity, W/m-K 46
10
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
60
Density, g/cm3 7.5
8.5
Embodied Carbon, kg CO2/kg material 1.5
9.4
Embodied Energy, MJ/kg 21
130
Embodied Water, L/kg 44
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 37
180
Resilience: Unit (Modulus of Resilience), kJ/m3 27 to 240
180
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 5.8 to 17
22
Strength to Weight: Bending, points 8.7 to 17
20
Thermal Diffusivity, mm2/s 13
2.7
Thermal Shock Resistance, points 6.0 to 17
18

Alloy Composition

Carbon (C), % 3.1 to 3.4
0 to 0.030
Chromium (Cr), % 0
28 to 31.5
Cobalt (Co), % 0
0 to 5.0
Copper (Cu), % 0
1.0 to 2.4
Iron (Fe), % 92.1 to 93.9
13 to 17
Manganese (Mn), % 0.5 to 0.7
0 to 0.030
Molybdenum (Mo), % 0
4.0 to 6.0
Nickel (Ni), % 0
30.2 to 52.2
Niobium (Nb), % 0
0.3 to 1.5
Phosphorus (P), % 0 to 0.9
0 to 0.040
Silicon (Si), % 2.5 to 2.8
0 to 0.8
Sulfur (S), % 0 to 0.15
0 to 0.020
Tungsten (W), % 0
1.5 to 4.0