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Grade 200 Maraging Steel vs. N08221 Nickel

Grade 200 maraging steel belongs to the iron alloys classification, while N08221 nickel belongs to the nickel alloys. They have 50% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is grade 200 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, % 9.1 to 18
34
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 74
79
Shear Strength, MPa 600 to 890
410
Tensile Strength: Ultimate (UTS), MPa 970 to 1500
610
Tensile Strength: Yield (Proof), MPa 690 to 1490
270

Thermal Properties

Latent Heat of Fusion, J/g 260
310
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 460
460
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 31
44
Density, g/cm3 8.2
8.3
Embodied Carbon, kg CO2/kg material 4.5
7.9
Embodied Energy, MJ/kg 59
110
Embodied Water, L/kg 140
240

Common Calculations

PREN (Pitting Resistance) 11
40
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 160
170
Resilience: Unit (Modulus of Resilience), kJ/m3 1240 to 5740
170
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 33 to 51
21
Strength to Weight: Bending, points 27 to 35
19
Thermal Shock Resistance, points 29 to 45
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), % 8.0 to 9.0
0
Copper (Cu), % 0
1.5 to 3.0
Iron (Fe), % 67.8 to 71.8
22 to 33.9
Manganese (Mn), % 0 to 0.1
0 to 1.0
Molybdenum (Mo), % 3.0 to 3.5
5.0 to 6.5
Nickel (Ni), % 17 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), % 0.15 to 0.25
0.6 to 1.0
Zirconium (Zr), % 0 to 0.020
0