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50Cr-50Ni Alloy vs. EN 1.4971 Stainless Steel

50Cr-50Ni alloy belongs to the otherwise unclassified metals classification, while EN 1.4971 stainless steel belongs to the iron alloys. They have 43% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is 50Cr-50Ni alloy and the bottom bar is EN 1.4971 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 5.7
34
Poisson's Ratio 0.26
0.29
Shear Modulus, GPa 84
81
Tensile Strength: Ultimate (UTS), MPa 620
800
Tensile Strength: Yield (Proof), MPa 390
340

Thermal Properties

Latent Heat of Fusion, J/g 350
300
Specific Heat Capacity, J/kg-K 490
450
Thermal Expansion, µm/m-K 15
15

Otherwise Unclassified Properties

Base Metal Price, % relative 50
70
Density, g/cm3 8.0
8.4
Embodied Carbon, kg CO2/kg material 7.9
7.6
Embodied Energy, MJ/kg 110
110
Embodied Water, L/kg 350
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
220
Resilience: Unit (Modulus of Resilience), kJ/m3 350
280
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
26
Strength to Weight: Bending, points 20
23
Thermal Shock Resistance, points 14
19

Alloy Composition

Aluminum (Al), % 0 to 0.25
0
Carbon (C), % 0 to 0.1
0.080 to 0.16
Chromium (Cr), % 48 to 52
20 to 22.5
Cobalt (Co), % 0
18.5 to 21
Iron (Fe), % 0 to 1.0
24.3 to 37.1
Manganese (Mn), % 0 to 0.3
0 to 2.0
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 44.5 to 52
19 to 21
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0 to 0.3
0.1 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 0.015
Titanium (Ti), % 0 to 0.5
0
Tungsten (W), % 0
2.0 to 3.0