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Austenitic Grey Cast Iron vs. N08221 Nickel

Austenitic grey cast iron belongs to the iron alloys classification, while N08221 nickel belongs to the nickel alloys. There are 20 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is austenitic grey cast iron and the bottom bar is N08221 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
200
Poisson's Ratio 0.29 to 0.3
0.28
Shear Modulus, GPa 69 to 72
79
Tensile Strength: Ultimate (UTS), MPa 150 to 230
610

Thermal Properties

Latent Heat of Fusion, J/g 280 to 350
310
Melting Completion (Liquidus), °C 1340 to 1400
1440
Melting Onset (Solidus), °C 1290 to 1350
1390
Specific Heat Capacity, J/kg-K 470 to 490
460
Thermal Expansion, µm/m-K 13 to 14
13

Otherwise Unclassified Properties

Base Metal Price, % relative 14 to 24
44
Density, g/cm3 7.7 to 8.1
8.3
Embodied Carbon, kg CO2/kg material 3.1 to 4.7
7.9
Embodied Energy, MJ/kg 43 to 65
110
Embodied Water, L/kg 93 to 120
240

Common Calculations

PREN (Pitting Resistance) 2.0 to 5.0
40
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23 to 25
24
Strength to Weight: Axial, points 5.3 to 8.2
21
Strength to Weight: Bending, points 7.9 to 11
19
Thermal Shock Resistance, points 4.5 to 6.5
16