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Automotive Malleable Cast Iron vs. Monel K-500

Automotive malleable cast iron belongs to the iron alloys classification, while Monel K-500 belongs to the nickel alloys. There are 27 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 automotive malleable cast iron and the bottom bar is Monel K-500.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
160
Elongation at Break, % 1.0 to 10
25 to 36
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 70
61
Tensile Strength: Ultimate (UTS), MPa 350 to 720
640 to 1100
Tensile Strength: Yield (Proof), MPa 220 to 590
310 to 880

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Melting Completion (Liquidus), °C 1410
1350
Melting Onset (Solidus), °C 1370
1320
Specific Heat Capacity, J/kg-K 480
440
Thermal Conductivity, W/m-K 41
18
Thermal Expansion, µm/m-K 14
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
50
Density, g/cm3 7.6
8.7
Embodied Carbon, kg CO2/kg material 1.5
8.1
Embodied Energy, MJ/kg 20
120
Embodied Water, L/kg 45
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.8 to 30
180 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 950
300 to 2420
Stiffness to Weight: Axial, points 13
10
Stiffness to Weight: Bending, points 25
21
Strength to Weight: Axial, points 13 to 26
21 to 35
Strength to Weight: Bending, points 14 to 24
19 to 27
Thermal Diffusivity, mm2/s 11
4.8
Thermal Shock Resistance, points 9.9 to 21
21 to 36

Alloy Composition

Aluminum (Al), % 0
2.3 to 3.2
Carbon (C), % 2.2 to 2.9
0 to 0.18
Copper (Cu), % 0
27 to 33
Iron (Fe), % 93.6 to 96.7
0 to 2.0
Manganese (Mn), % 0.15 to 1.3
0 to 1.5
Nickel (Ni), % 0
63 to 70.4
Phosphorus (P), % 0.020 to 0.15
0
Silicon (Si), % 0.9 to 1.9
0 to 0.5
Sulfur (S), % 0.020 to 0.2
0 to 0.010
Titanium (Ti), % 0
0.35 to 0.85

Comparable Variants