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50Cr-50Ni Alloy vs. Grey Cast Iron

50Cr-50Ni alloy belongs to the otherwise unclassified metals classification, while grey 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 grey cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
180
Elongation at Break, % 5.7
9.6
Poisson's Ratio 0.26
0.29
Shear Modulus, GPa 84
69
Tensile Strength: Ultimate (UTS), MPa 620
160 to 450
Tensile Strength: Yield (Proof), MPa 390
98 to 290

Thermal Properties

Latent Heat of Fusion, J/g 350
280
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
7.5
Embodied Carbon, kg CO2/kg material 7.9
1.5
Embodied Energy, MJ/kg 110
21
Embodied Water, L/kg 350
44

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
13 to 37
Resilience: Unit (Modulus of Resilience), kJ/m3 350
27 to 240
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
5.8 to 17
Strength to Weight: Bending, points 20
8.7 to 17
Thermal Shock Resistance, points 14
6.0 to 17

Alloy Composition

Aluminum (Al), % 0 to 0.25
0
Carbon (C), % 0 to 0.1
3.1 to 3.4
Chromium (Cr), % 48 to 52
0
Iron (Fe), % 0 to 1.0
92.1 to 93.9
Manganese (Mn), % 0 to 0.3
0.5 to 0.7
Nickel (Ni), % 44.5 to 52
0
Nitrogen (N), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.020
0 to 0.9
Silicon (Si), % 0 to 1.0
2.5 to 2.8
Sulfur (S), % 0 to 0.020
0 to 0.15
Titanium (Ti), % 0 to 0.5
0