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Austempered Cast Iron vs. EN 2.4654 Nickel

Austempered cast iron belongs to the iron alloys classification, while EN 2.4654 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 EN 2.4654 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
200
Elongation at Break, % 1.1 to 13
17
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 62 to 69
77
Tensile Strength: Ultimate (UTS), MPa 860 to 1800
1250
Tensile Strength: Yield (Proof), MPa 560 to 1460
850

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Melting Completion (Liquidus), °C 1380
1390
Melting Onset (Solidus), °C 1340
1330
Specific Heat Capacity, J/kg-K 490
460
Thermal Conductivity, W/m-K 42
13
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.9
75
Density, g/cm3 7.5
8.4
Embodied Carbon, kg CO2/kg material 1.8
10
Embodied Energy, MJ/kg 25
150
Embodied Water, L/kg 48
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 95
190
Resilience: Unit (Modulus of Resilience), kJ/m3 880 to 3970
1810
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 32 to 66
42
Strength to Weight: Bending, points 27 to 44
31
Thermal Diffusivity, mm2/s 11
3.3
Thermal Shock Resistance, points 25 to 53
37

Alloy Composition

Aluminum (Al), % 0 to 0.050
1.2 to 1.6
Arsenic (As), % 0 to 0.020
0
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 3.4 to 3.8
0.020 to 0.1
Chromium (Cr), % 0 to 0.1
18 to 21
Cobalt (Co), % 0
12 to 15
Copper (Cu), % 0 to 0.8
0 to 0.1
Iron (Fe), % 89.6 to 94
0 to 2.0
Magnesium (Mg), % 0 to 0.040
0
Manganese (Mn), % 0.3 to 0.4
0 to 1.0
Molybdenum (Mo), % 0 to 0.3
3.5 to 5.0
Nickel (Ni), % 0 to 2.0
50.6 to 62.5
Phosphorus (P), % 0 to 0.040
0 to 0.015
Selenium (Se), % 0 to 0.030
0
Silicon (Si), % 2.3 to 2.7
0 to 0.15
Sulfur (S), % 0 to 0.020
0 to 0.015
Tin (Sn), % 0 to 0.020
0
Titanium (Ti), % 0
2.8 to 3.3
Vanadium (V), % 0 to 0.1
0
Zirconium (Zr), % 0
0.020 to 0.080