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Austenitic Grey Cast Iron vs. Nickel 686

Austenitic grey cast iron belongs to the iron alloys classification, while nickel 686 belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is austenitic grey cast iron and the bottom bar is nickel 686.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
220
Poisson's Ratio 0.29 to 0.3
0.29
Shear Modulus, GPa 69 to 72
77
Tensile Strength: Ultimate (UTS), MPa 150 to 230
780

Thermal Properties

Latent Heat of Fusion, J/g 280 to 350
320
Melting Completion (Liquidus), °C 1340 to 1400
1380
Melting Onset (Solidus), °C 1290 to 1350
1340
Specific Heat Capacity, J/kg-K 470 to 490
420
Thermal Expansion, µm/m-K 13 to 14
12

Otherwise Unclassified Properties

Base Metal Price, % relative 14 to 24
70
Density, g/cm3 7.7 to 8.1
9.0
Embodied Carbon, kg CO2/kg material 3.1 to 4.7
12
Embodied Energy, MJ/kg 43 to 65
170
Embodied Water, L/kg 93 to 120
300

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23 to 25
22
Strength to Weight: Axial, points 5.3 to 8.2
24
Strength to Weight: Bending, points 7.9 to 11
21
Thermal Shock Resistance, points 4.5 to 6.5
21