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50Cr-50Ni Alloy vs. Automotive Malleable Cast Iron

50Cr-50Ni alloy belongs to the otherwise unclassified metals classification, while automotive malleable cast iron belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is 50Cr-50Ni alloy and the bottom bar is automotive malleable cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
180
Elongation at Break, % 5.7
1.0 to 10
Poisson's Ratio 0.26
0.29
Shear Modulus, GPa 84
70
Tensile Strength: Ultimate (UTS), MPa 620
350 to 720
Tensile Strength: Yield (Proof), MPa 390
220 to 590

Thermal Properties

Latent Heat of Fusion, J/g 350
260
Specific Heat Capacity, J/kg-K 490
480
Thermal Expansion, µm/m-K 15
14

Otherwise Unclassified Properties

Base Metal Price, % relative 50
1.9
Density, g/cm3 8.0
7.6
Embodied Carbon, kg CO2/kg material 7.9
1.5
Embodied Energy, MJ/kg 110
20
Embodied Water, L/kg 350
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
6.8 to 30
Resilience: Unit (Modulus of Resilience), kJ/m3 350
130 to 950
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
13 to 26
Strength to Weight: Bending, points 20
14 to 24
Thermal Shock Resistance, points 14
9.9 to 21

Alloy Composition

Aluminum (Al), % 0 to 0.25
0
Carbon (C), % 0 to 0.1
2.2 to 2.9
Chromium (Cr), % 48 to 52
0
Iron (Fe), % 0 to 1.0
93.6 to 96.7
Manganese (Mn), % 0 to 0.3
0.15 to 1.3
Nickel (Ni), % 44.5 to 52
0
Nitrogen (N), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.020
0.020 to 0.15
Silicon (Si), % 0 to 1.0
0.9 to 1.9
Sulfur (S), % 0 to 0.020
0.020 to 0.2
Titanium (Ti), % 0 to 0.5
0