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50Cr-50Ni Alloy vs. EN 1.6579 Steel

50Cr-50Ni alloy belongs to the otherwise unclassified metals classification, while EN 1.6579 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 1.6579 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 5.7
11 to 14
Poisson's Ratio 0.26
0.29
Shear Modulus, GPa 84
73
Tensile Strength: Ultimate (UTS), MPa 620
850 to 980
Tensile Strength: Yield (Proof), MPa 390
600 to 910

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
3.7
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 7.9
1.7
Embodied Energy, MJ/kg 110
22
Embodied Water, L/kg 350
56

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
100 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 350
950 to 2210
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
30 to 35
Strength to Weight: Bending, points 20
25 to 28
Thermal Shock Resistance, points 14
25 to 29

Alloy Composition

Aluminum (Al), % 0 to 0.25
0
Carbon (C), % 0 to 0.1
0.32 to 0.38
Chromium (Cr), % 48 to 52
1.4 to 1.7
Iron (Fe), % 0 to 1.0
94.2 to 96.1
Manganese (Mn), % 0 to 0.3
0.6 to 1.0
Molybdenum (Mo), % 0
0.15 to 0.35
Nickel (Ni), % 44.5 to 52
1.4 to 1.7
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 0.6
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0 to 0.5
0