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50Cr-50Ni Alloy vs. SAE-AISI 1144 Steel

50Cr-50Ni alloy belongs to the otherwise unclassified metals classification, while SAE-AISI 1144 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 SAE-AISI 1144 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 5.7
11 to 17
Poisson's Ratio 0.26
0.29
Shear Modulus, GPa 84
72
Tensile Strength: Ultimate (UTS), MPa 620
750 to 840
Tensile Strength: Yield (Proof), MPa 390
420 to 690

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
1.9
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 7.9
1.4
Embodied Energy, MJ/kg 110
19
Embodied Water, L/kg 350
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
91 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 350
480 to 1290
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
27 to 30
Strength to Weight: Bending, points 20
23 to 25
Thermal Shock Resistance, points 14
22 to 24

Alloy Composition

Aluminum (Al), % 0 to 0.25
0
Carbon (C), % 0 to 0.1
0.4 to 0.48
Chromium (Cr), % 48 to 52
0
Iron (Fe), % 0 to 1.0
97.5 to 98
Manganese (Mn), % 0 to 0.3
1.4 to 1.7
Nickel (Ni), % 44.5 to 52
0
Nitrogen (N), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.020
0.24 to 0.33
Titanium (Ti), % 0 to 0.5
0