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50Cr-50Ni Alloy vs. EN 1.8818 Steel

50Cr-50Ni alloy belongs to the otherwise unclassified metals classification, while EN 1.8818 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is 50Cr-50Ni alloy and the bottom bar is EN 1.8818 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 5.7
27
Poisson's Ratio 0.26
0.29
Shear Modulus, GPa 84
73
Tensile Strength: Ultimate (UTS), MPa 620
440
Tensile Strength: Yield (Proof), MPa 390
270

Thermal Properties

Latent Heat of Fusion, J/g 350
250
Specific Heat Capacity, J/kg-K 490
470
Thermal Expansion, µm/m-K 15
13

Otherwise Unclassified Properties

Base Metal Price, % relative 50
2.4
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 7.9
1.6
Embodied Energy, MJ/kg 110
21
Embodied Water, L/kg 350
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
110
Resilience: Unit (Modulus of Resilience), kJ/m3 350
200
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
16
Strength to Weight: Bending, points 20
16
Thermal Shock Resistance, points 14
13

Alloy Composition

Aluminum (Al), % 0 to 0.25
0.015 to 0.034
Carbon (C), % 0 to 0.1
0 to 0.15
Chromium (Cr), % 48 to 52
0 to 0.35
Copper (Cu), % 0
0 to 0.6
Iron (Fe), % 0 to 1.0
95.9 to 99.985
Manganese (Mn), % 0 to 0.3
0 to 1.6
Molybdenum (Mo), % 0
0 to 0.13
Nickel (Ni), % 44.5 to 52
0 to 0.35
Niobium (Nb), % 0
0 to 0.060
Nitrogen (N), % 0 to 0.3
0 to 0.017
Phosphorus (P), % 0 to 0.020
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.55
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0 to 0.5
0 to 0.060
Vanadium (V), % 0
0 to 0.1