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Grade 250 Maraging Steel vs. N06975 Nickel

Grade 250 maraging steel belongs to the iron alloys classification, while N06975 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 (6, in this case) are not shown.

For each property being compared, the top bar is grade 250 maraging steel and the bottom bar is N06975 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 7.3 to 17
45
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 75
80
Shear Strength, MPa 600 to 1060
470
Tensile Strength: Ultimate (UTS), MPa 970 to 1800
660
Tensile Strength: Yield (Proof), MPa 660 to 1740
250

Thermal Properties

Latent Heat of Fusion, J/g 270
320
Melting Completion (Liquidus), °C 1480
1430
Melting Onset (Solidus), °C 1430
1380
Specific Heat Capacity, J/kg-K 450
460
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 32
50
Density, g/cm3 8.2
8.3
Embodied Carbon, kg CO2/kg material 4.9
8.9
Embodied Energy, MJ/kg 65
120
Embodied Water, L/kg 140
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 150
240
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 33 to 61
22
Strength to Weight: Bending, points 26 to 40
20
Thermal Shock Resistance, points 29 to 54
18

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
0
Boron (B), % 0 to 0.0030
0
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 0
23 to 26
Cobalt (Co), % 7.0 to 8.5
0
Copper (Cu), % 0
0.7 to 1.2
Iron (Fe), % 66.3 to 71.1
10.2 to 23.6
Manganese (Mn), % 0 to 0.1
0 to 1.0
Molybdenum (Mo), % 4.6 to 5.2
5.0 to 7.0
Nickel (Ni), % 17 to 19
47 to 52
Phosphorus (P), % 0 to 0.010
0 to 0.030
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0.3 to 0.5
0.7 to 1.5
Zirconium (Zr), % 0 to 0.020
0