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EN 1.4859 Stainless Steel vs. 50Cr-50Ni-Cb Alloy

EN 1.4859 stainless steel belongs to the iron alloys classification, while 50Cr-50Ni-Cb alloy belongs to the otherwise unclassified metals. They have 54% of their average alloy composition in common. 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 EN 1.4859 stainless steel and the bottom bar is 50Cr-50Ni-Cb alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 23
5.6
Poisson's Ratio 0.28
0.26
Shear Modulus, GPa 76
84
Tensile Strength: Ultimate (UTS), MPa 490
620
Tensile Strength: Yield (Proof), MPa 210
390

Thermal Properties

Latent Heat of Fusion, J/g 310
350
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 16
15

Otherwise Unclassified Properties

Base Metal Price, % relative 36
60
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 6.2
9.2
Embodied Energy, MJ/kg 88
130
Embodied Water, L/kg 190
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 91
30
Resilience: Unit (Modulus of Resilience), kJ/m3 110
370
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17
21
Strength to Weight: Bending, points 17
20
Thermal Shock Resistance, points 11
14

Alloy Composition

Aluminum (Al), % 0
0 to 0.25
Carbon (C), % 0.050 to 0.15
0 to 0.1
Chromium (Cr), % 19 to 21
47 to 52
Iron (Fe), % 40.3 to 49
0 to 1.0
Manganese (Mn), % 0 to 2.0
0 to 0.3
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 31 to 33
43.3 to 51.6
Niobium (Nb), % 0.5 to 1.5
1.4 to 1.7
Nitrogen (N), % 0
0 to 0.16
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0.5 to 1.5
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 0
0 to 0.5