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50Cr-50Ni Alloy vs. EN 1.8550 Steel

50Cr-50Ni alloy belongs to the otherwise unclassified metals classification, while EN 1.8550 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is 50Cr-50Ni alloy and the bottom bar is EN 1.8550 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 5.7
11
Poisson's Ratio 0.26
0.29
Shear Modulus, GPa 84
73
Tensile Strength: Ultimate (UTS), MPa 620
1000
Tensile Strength: Yield (Proof), MPa 390
760

Thermal Properties

Latent Heat of Fusion, J/g 350
250
Specific Heat Capacity, J/kg-K 490
480
Thermal Expansion, µm/m-K 15
13

Otherwise Unclassified Properties

Base Metal Price, % relative 50
3.4
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 7.9
1.7
Embodied Energy, MJ/kg 110
23
Embodied Water, L/kg 350
67

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
100
Resilience: Unit (Modulus of Resilience), kJ/m3 350
1550
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
36
Strength to Weight: Bending, points 20
29
Thermal Shock Resistance, points 14
29

Alloy Composition

Aluminum (Al), % 0 to 0.25
0.8 to 1.2
Carbon (C), % 0 to 0.1
0.3 to 0.37
Chromium (Cr), % 48 to 52
1.5 to 1.8
Iron (Fe), % 0 to 1.0
94.4 to 96.3
Manganese (Mn), % 0 to 0.3
0.4 to 0.7
Molybdenum (Mo), % 0
0.15 to 0.25
Nickel (Ni), % 44.5 to 52
0.85 to 1.2
Nitrogen (N), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.020
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.020
0 to 0.035
Titanium (Ti), % 0 to 0.5
0