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Austempered Cast Iron vs. N12160 Nickel

Austempered cast iron belongs to the iron alloys classification, while N12160 nickel belongs to the nickel alloys. There are 25 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is austempered cast iron and the bottom bar is N12160 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
210
Elongation at Break, % 1.1 to 13
45
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 62 to 69
80
Tensile Strength: Ultimate (UTS), MPa 860 to 1800
710
Tensile Strength: Yield (Proof), MPa 560 to 1460
270

Thermal Properties

Latent Heat of Fusion, J/g 280
360
Melting Completion (Liquidus), °C 1380
1330
Melting Onset (Solidus), °C 1340
1280
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 42
11
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 2.9
90
Density, g/cm3 7.5
8.2
Embodied Carbon, kg CO2/kg material 1.8
8.5
Embodied Energy, MJ/kg 25
120
Embodied Water, L/kg 48
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 95
260
Resilience: Unit (Modulus of Resilience), kJ/m3 880 to 3970
180
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 32 to 66
24
Strength to Weight: Bending, points 27 to 44
22
Thermal Diffusivity, mm2/s 11
2.8
Thermal Shock Resistance, points 25 to 53
19

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Arsenic (As), % 0 to 0.020
0
Carbon (C), % 3.4 to 3.8
0 to 0.15
Chromium (Cr), % 0 to 0.1
26 to 30
Cobalt (Co), % 0
27 to 33
Copper (Cu), % 0 to 0.8
0
Iron (Fe), % 89.6 to 94
0 to 3.5
Magnesium (Mg), % 0 to 0.040
0
Manganese (Mn), % 0.3 to 0.4
0 to 1.5
Molybdenum (Mo), % 0 to 0.3
0 to 1.0
Nickel (Ni), % 0 to 2.0
25 to 44.4
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Selenium (Se), % 0 to 0.030
0
Silicon (Si), % 2.3 to 2.7
2.4 to 3.0
Sulfur (S), % 0 to 0.020
0 to 0.015
Tin (Sn), % 0 to 0.020
0
Titanium (Ti), % 0
0.2 to 0.8
Tungsten (W), % 0
0 to 1.0
Vanadium (V), % 0 to 0.1
0