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SAE-AISI 5140 Steel vs. N06230 Nickel

SAE-AISI 5140 steel belongs to the iron alloys classification, while N06230 nickel belongs to the nickel alloys. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 5140 steel and the bottom bar is N06230 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 12 to 29
38 to 48
Fatigue Strength, MPa 220 to 570
250 to 360
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
83
Shear Strength, MPa 360 to 600
420 to 600
Tensile Strength: Ultimate (UTS), MPa 560 to 970
620 to 840
Tensile Strength: Yield (Proof), MPa 290 to 840
330 to 400

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 420
990
Melting Completion (Liquidus), °C 1460
1370
Melting Onset (Solidus), °C 1420
1300
Specific Heat Capacity, J/kg-K 470
420
Thermal Conductivity, W/m-K 45
8.9
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
1.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
85
Density, g/cm3 7.8
9.5
Embodied Carbon, kg CO2/kg material 1.4
11
Embodied Energy, MJ/kg 19
160
Embodied Water, L/kg 49
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 76 to 180
200 to 330
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 1880
250 to 380
Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 24
21
Strength to Weight: Axial, points 20 to 34
18 to 25
Strength to Weight: Bending, points 19 to 28
17 to 21
Thermal Diffusivity, mm2/s 12
2.3
Thermal Shock Resistance, points 16 to 29
17 to 23

Alloy Composition

Aluminum (Al), % 0
0.2 to 0.5
Boron (B), % 0
0 to 0.015
Carbon (C), % 0.38 to 0.43
0.050 to 0.15
Chromium (Cr), % 0.7 to 0.9
20 to 24
Cobalt (Co), % 0
0 to 5.0
Iron (Fe), % 97.3 to 98.1
0 to 3.0
Lanthanum (La), % 0
0.0050 to 0.050
Manganese (Mn), % 0.7 to 0.9
0.3 to 1.0
Molybdenum (Mo), % 0
1.0 to 3.0
Nickel (Ni), % 0
47.5 to 65.2
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0.15 to 0.35
0.25 to 0.75
Sulfur (S), % 0 to 0.040
0 to 0.015
Tungsten (W), % 0
13 to 15