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Grade 250 Maraging Steel vs. EN 2.4668 Nickel

Grade 250 maraging steel belongs to the iron alloys classification, while EN 2.4668 nickel belongs to the nickel alloys. They have 40% of their average alloy composition in common. There are 23 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 grade 250 maraging steel and the bottom bar is EN 2.4668 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 7.3 to 17
14
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 75
75
Shear Strength, MPa 600 to 1060
840
Tensile Strength: Ultimate (UTS), MPa 970 to 1800
1390
Tensile Strength: Yield (Proof), MPa 660 to 1740
1160

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Melting Completion (Liquidus), °C 1480
1460
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 450
450
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 32
75
Density, g/cm3 8.2
8.3
Embodied Carbon, kg CO2/kg material 4.9
13
Embodied Energy, MJ/kg 65
190
Embodied Water, L/kg 140
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 150
180
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 33 to 61
46
Strength to Weight: Bending, points 26 to 40
33
Thermal Shock Resistance, points 29 to 54
40

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
0.3 to 0.7
Boron (B), % 0 to 0.0030
0.0020 to 0.0060
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0.020 to 0.080
Chromium (Cr), % 0
17 to 21
Cobalt (Co), % 7.0 to 8.5
0 to 1.0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 66.3 to 71.1
11.2 to 24.6
Manganese (Mn), % 0 to 0.1
0 to 0.35
Molybdenum (Mo), % 4.6 to 5.2
2.8 to 3.3
Nickel (Ni), % 17 to 19
50 to 55
Niobium (Nb), % 0
4.7 to 5.5
Phosphorus (P), % 0 to 0.010
0 to 0.015
Silicon (Si), % 0 to 0.1
0 to 0.35
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0.3 to 0.5
0.6 to 1.2
Zirconium (Zr), % 0 to 0.020
0