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50Cr-50Ni Alloy vs. Ductile Cast Iron

50Cr-50Ni alloy belongs to the otherwise unclassified metals classification, while ductile cast iron belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

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

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
170 to 180
Elongation at Break, % 5.7
2.1 to 20
Poisson's Ratio 0.26
0.28 to 0.31
Shear Modulus, GPa 84
64 to 70
Tensile Strength: Ultimate (UTS), MPa 620
460 to 920
Tensile Strength: Yield (Proof), MPa 390
310 to 670

Thermal Properties

Latent Heat of Fusion, J/g 350
270
Specific Heat Capacity, J/kg-K 490
490
Thermal Expansion, µm/m-K 15
11

Otherwise Unclassified Properties

Base Metal Price, % relative 50
1.9
Density, g/cm3 8.0
7.1 to 7.5
Embodied Carbon, kg CO2/kg material 7.9
1.5
Embodied Energy, MJ/kg 110
21
Embodied Water, L/kg 350
43

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
17 to 80
Resilience: Unit (Modulus of Resilience), kJ/m3 350
280 to 1330
Stiffness to Weight: Axial, points 15
12 to 14
Stiffness to Weight: Bending, points 25
24 to 26
Strength to Weight: Axial, points 21
17 to 35
Strength to Weight: Bending, points 20
18 to 29
Thermal Shock Resistance, points 14
17 to 35

Alloy Composition

Aluminum (Al), % 0 to 0.25
0
Carbon (C), % 0 to 0.1
3.0 to 3.5
Chromium (Cr), % 48 to 52
0
Iron (Fe), % 0 to 1.0
93.7 to 95.5
Manganese (Mn), % 0 to 0.3
0
Nickel (Ni), % 44.5 to 52
0
Nitrogen (N), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.020
0 to 0.080
Silicon (Si), % 0 to 1.0
1.5 to 2.8
Sulfur (S), % 0 to 0.020
0
Titanium (Ti), % 0 to 0.5
0