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SAE-AISI M43 Steel vs. N08120 Nickel

SAE-AISI M43 steel belongs to the iron alloys classification, while N08120 nickel belongs to the nickel alloys. They have 40% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M43 steel and the bottom bar is N08120 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
79
Tensile Strength: Ultimate (UTS), MPa 810 to 2290
700

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Melting Completion (Liquidus), °C 1550
1420
Melting Onset (Solidus), °C 1500
1370
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 19
11
Thermal Expansion, µm/m-K 12
14

Otherwise Unclassified Properties

Base Metal Price, % relative 33
45
Density, g/cm3 8.2
8.2
Embodied Carbon, kg CO2/kg material 8.5
7.2
Embodied Energy, MJ/kg 120
100
Embodied Water, L/kg 140
240

Common Calculations

PREN (Pitting Resistance) 35
35
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 27 to 77
24
Strength to Weight: Bending, points 24 to 47
21
Thermal Diffusivity, mm2/s 5.3
3.0
Thermal Shock Resistance, points 25 to 71
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.4
Boron (B), % 0
0 to 0.010
Carbon (C), % 1.2 to 1.3
0.020 to 0.1
Chromium (Cr), % 3.5 to 4.3
23 to 27
Cobalt (Co), % 7.8 to 8.8
0 to 3.0
Copper (Cu), % 0 to 0.25
0 to 0.5
Iron (Fe), % 70.8 to 76
21 to 41.4
Manganese (Mn), % 0.2 to 0.4
0 to 1.5
Molybdenum (Mo), % 7.5 to 8.5
0 to 2.5
Nickel (Ni), % 0 to 0.3
35 to 39
Niobium (Nb), % 0
0.4 to 0.9
Nitrogen (N), % 0
0.15 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.15 to 0.65
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0
0 to 0.2
Tungsten (W), % 2.3 to 3.0
0 to 2.5
Vanadium (V), % 1.5 to 1.8
0