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60Cr-40Ni Alloy vs. Grade 250 Maraging Steel

60Cr-40Ni alloy belongs to the otherwise unclassified metals classification, while grade 250 maraging steel belongs to the iron alloys. There are 18 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is 60Cr-40Ni alloy and the bottom bar is grade 250 maraging steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Poisson's Ratio 0.25
0.3
Shear Modulus, GPa 87
75
Tensile Strength: Ultimate (UTS), MPa 870
970 to 1800
Tensile Strength: Yield (Proof), MPa 660
660 to 1740

Thermal Properties

Latent Heat of Fusion, J/g 370
270
Specific Heat Capacity, J/kg-K 490
450
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Base Metal Price, % relative 49
32
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 7.4
4.9
Embodied Energy, MJ/kg 110
65
Embodied Water, L/kg 380
140

Common Calculations

Stiffness to Weight: Axial, points 16
13
Stiffness to Weight: Bending, points 26
23
Strength to Weight: Axial, points 31
33 to 61
Strength to Weight: Bending, points 26
26 to 40
Thermal Shock Resistance, points 18
29 to 54

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), % 58 to 62
0
Cobalt (Co), % 0
7.0 to 8.5
Iron (Fe), % 0 to 1.0
66.3 to 71.1
Manganese (Mn), % 0 to 0.3
0 to 0.1
Molybdenum (Mo), % 0
4.6 to 5.2
Nickel (Ni), % 34.5 to 42
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
0.3 to 0.5
Zirconium (Zr), % 0
0 to 0.020