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50Cr-50Ni Alloy vs. Grade 200 Maraging Steel

50Cr-50Ni alloy belongs to the otherwise unclassified metals classification, while grade 200 maraging steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is 50Cr-50Ni alloy and the bottom bar is grade 200 maraging steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 5.7
9.1 to 18
Poisson's Ratio 0.26
0.3
Shear Modulus, GPa 84
74
Tensile Strength: Ultimate (UTS), MPa 620
970 to 1500
Tensile Strength: Yield (Proof), MPa 390
690 to 1490

Thermal Properties

Latent Heat of Fusion, J/g 350
260
Specific Heat Capacity, J/kg-K 490
460
Thermal Expansion, µm/m-K 15
12

Otherwise Unclassified Properties

Base Metal Price, % relative 50
31
Density, g/cm3 8.0
8.2
Embodied Carbon, kg CO2/kg material 7.9
4.5
Embodied Energy, MJ/kg 110
59
Embodied Water, L/kg 350
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
140 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 350
1240 to 5740
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 21
33 to 51
Strength to Weight: Bending, points 20
27 to 35
Thermal Shock Resistance, points 14
29 to 45

Alloy Composition

Aluminum (Al), % 0 to 0.25
0.050 to 0.15
Boron (B), % 0
0 to 0.0030
Calcium (Ca), % 0
0 to 0.050
Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 48 to 52
0
Cobalt (Co), % 0
8.0 to 9.0
Iron (Fe), % 0 to 1.0
67.8 to 71.8
Manganese (Mn), % 0 to 0.3
0 to 0.1
Molybdenum (Mo), % 0
3.0 to 3.5
Nickel (Ni), % 44.5 to 52
17 to 19
Nitrogen (N), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.020
0 to 0.010
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0 to 0.020
0 to 0.010
Titanium (Ti), % 0 to 0.5
0.15 to 0.25
Zirconium (Zr), % 0
0 to 0.020