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Automotive Grey Cast Iron vs. EN 2.4851 Nickel

Automotive grey cast iron belongs to the iron alloys classification, while EN 2.4851 nickel belongs to the nickel alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is automotive grey cast iron and the bottom bar is EN 2.4851 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 280
190
Elastic (Young's, Tensile) Modulus, GPa 180
200
Elongation at Break, % 9.6 to 14
34
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 69 to 70
76
Tensile Strength: Ultimate (UTS), MPa 140 to 290
650
Tensile Strength: Yield (Proof), MPa 94 to 200
230

Thermal Properties

Latent Heat of Fusion, J/g 260 to 280
320
Melting Completion (Liquidus), °C 1380 to 1390
1360
Melting Onset (Solidus), °C 1340 to 1350
1310
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 41 to 43
11
Thermal Expansion, µm/m-K 12 to 14
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4 to 7.6
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8 to 9.1
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9 to 3.0
49
Density, g/cm3 7.5 to 7.6
8.2
Embodied Carbon, kg CO2/kg material 1.5 to 1.7
8.1
Embodied Energy, MJ/kg 21 to 24
120
Embodied Water, L/kg 44 to 51
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18 to 25
170
Resilience: Unit (Modulus of Resilience), kJ/m3 25 to 110
130
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 5.2 to 11
22
Strength to Weight: Bending, points 8.0 to 13
20
Thermal Diffusivity, mm2/s 11 to 12
2.9
Thermal Shock Resistance, points 4.2 to 8.6
17