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50Cr-50Ni Alloy vs. EN 1.4458 Stainless Steel

50Cr-50Ni alloy belongs to the otherwise unclassified metals classification, while EN 1.4458 stainless steel belongs to the iron alloys. They have 50% of their average alloy composition in common. 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 1.4458 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 5.7
34
Poisson's Ratio 0.26
0.28
Shear Modulus, GPa 84
78
Tensile Strength: Ultimate (UTS), MPa 620
510
Tensile Strength: Yield (Proof), MPa 390
190

Thermal Properties

Latent Heat of Fusion, J/g 350
300
Specific Heat Capacity, J/kg-K 490
470
Thermal Expansion, µm/m-K 15
15

Otherwise Unclassified Properties

Base Metal Price, % relative 50
30
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 7.9
5.4
Embodied Energy, MJ/kg 110
75
Embodied Water, L/kg 350
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
140
Resilience: Unit (Modulus of Resilience), kJ/m3 350
89
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
17
Strength to Weight: Bending, points 20
18
Thermal Shock Resistance, points 14
12

Alloy Composition

Aluminum (Al), % 0 to 0.25
0
Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 48 to 52
19 to 22
Copper (Cu), % 0
0 to 2.0
Iron (Fe), % 0 to 1.0
40.2 to 53
Manganese (Mn), % 0 to 0.3
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 2.5
Nickel (Ni), % 44.5 to 52
26 to 30
Nitrogen (N), % 0 to 0.3
0 to 0.2
Phosphorus (P), % 0 to 0.020
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.025
Titanium (Ti), % 0 to 0.5
0