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Grade 350 Maraging Steel vs. N08221 Nickel

Grade 350 maraging steel belongs to the iron alloys classification, while N08221 nickel belongs to the nickel alloys. They have 52% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is grade 350 maraging steel and the bottom bar is N08221 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 4.1 to 18
34
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 75
79
Shear Strength, MPa 710 to 1400
410
Tensile Strength: Ultimate (UTS), MPa 1140 to 2420
610
Tensile Strength: Yield (Proof), MPa 830 to 2300
270

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Melting Completion (Liquidus), °C 1470
1440
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 450
460
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 39
44
Density, g/cm3 8.2
8.3
Embodied Carbon, kg CO2/kg material 5.6
7.9
Embodied Energy, MJ/kg 74
110
Embodied Water, L/kg 160
240

Common Calculations

PREN (Pitting Resistance) 16
40
Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 190
170
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 38 to 82
21
Strength to Weight: Bending, points 29 to 49
19
Thermal Shock Resistance, points 35 to 74
16

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
0 to 0.2
Boron (B), % 0 to 0.0030
0
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0 to 0.025
Chromium (Cr), % 0
20 to 22
Cobalt (Co), % 11.5 to 12.5
0
Copper (Cu), % 0
1.5 to 3.0
Iron (Fe), % 61.2 to 64.6
22 to 33.9
Manganese (Mn), % 0 to 0.1
0 to 1.0
Molybdenum (Mo), % 4.6 to 5.2
5.0 to 6.5
Nickel (Ni), % 18 to 19
39 to 46
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.1
0 to 0.050
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 1.3 to 1.6
0.6 to 1.0
Zirconium (Zr), % 0 to 0.020
0