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Austempered Cast Iron vs. N06650 Nickel

Austempered cast iron belongs to the iron alloys classification, while N06650 nickel belongs to the nickel alloys. There are 23 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is austempered cast iron and the bottom bar is N06650 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
210
Elongation at Break, % 1.1 to 13
50
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 62 to 69
82
Tensile Strength: Ultimate (UTS), MPa 860 to 1800
900
Tensile Strength: Yield (Proof), MPa 560 to 1460
460

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Melting Completion (Liquidus), °C 1380
1500
Melting Onset (Solidus), °C 1340
1450
Specific Heat Capacity, J/kg-K 490
440
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.9
60
Density, g/cm3 7.5
8.6
Embodied Carbon, kg CO2/kg material 1.8
10
Embodied Energy, MJ/kg 25
140
Embodied Water, L/kg 48
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 95
380
Resilience: Unit (Modulus of Resilience), kJ/m3 880 to 3970
490
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 32 to 66
29
Strength to Weight: Bending, points 27 to 44
24
Thermal Shock Resistance, points 25 to 53
24

Alloy Composition

Aluminum (Al), % 0 to 0.050
0.050 to 0.5
Arsenic (As), % 0 to 0.020
0
Carbon (C), % 3.4 to 3.8
0 to 0.030
Chromium (Cr), % 0 to 0.1
19 to 21
Cobalt (Co), % 0
0 to 1.0
Copper (Cu), % 0 to 0.8
0 to 0.3
Iron (Fe), % 89.6 to 94
12 to 16
Magnesium (Mg), % 0 to 0.040
0
Manganese (Mn), % 0.3 to 0.4
0 to 0.5
Molybdenum (Mo), % 0 to 0.3
9.5 to 12.5
Nickel (Ni), % 0 to 2.0
44.4 to 58.9
Niobium (Nb), % 0
0.050 to 0.5
Nitrogen (N), % 0
0.050 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.020
Selenium (Se), % 0 to 0.030
0
Silicon (Si), % 2.3 to 2.7
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.010
Tin (Sn), % 0 to 0.020
0
Tungsten (W), % 0
0.5 to 2.5
Vanadium (V), % 0 to 0.1
0