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SAE-AISI A4 Steel vs. N08024 Nickel

SAE-AISI A4 steel belongs to the iron alloys classification, while N08024 nickel belongs to the nickel alloys. They have a modest 36% of their average alloy composition in common, which, by itself, doesn't mean much. There are 24 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 A4 steel and the bottom bar is N08024 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
79
Tensile Strength: Ultimate (UTS), MPa 710 to 2050
620

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 40
12
Thermal Expansion, µm/m-K 12
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 3.9
41
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 1.8
7.2
Embodied Energy, MJ/kg 24
99
Embodied Water, L/kg 59
230

Common Calculations

PREN (Pitting Resistance) 5.3
38
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 25 to 73
21
Strength to Weight: Bending, points 23 to 46
20
Thermal Diffusivity, mm2/s 11
3.2
Thermal Shock Resistance, points 23 to 67
15

Alloy Composition

Carbon (C), % 1.0 to 1.1
0 to 0.030
Chromium (Cr), % 0.9 to 2.2
22.5 to 25
Copper (Cu), % 0 to 0.25
0.5 to 1.5
Iron (Fe), % 92 to 95.5
26.6 to 38.4
Manganese (Mn), % 1.8 to 2.2
0 to 1.0
Molybdenum (Mo), % 0.9 to 1.4
3.5 to 5.0
Nickel (Ni), % 0 to 0.3
35 to 40
Niobium (Nb), % 0
0.15 to 0.35
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.035