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SAE-AISI A4 Steel vs. N10665 Nickel

SAE-AISI A4 steel belongs to the iron alloys classification, while N10665 nickel belongs to the nickel alloys. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI A4 steel and the bottom bar is N10665 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 73
84
Tensile Strength: Ultimate (UTS), MPa 710 to 2050
860

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Melting Completion (Liquidus), °C 1450
1620
Melting Onset (Solidus), °C 1410
1570
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 40
11
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
1.2

Otherwise Unclassified Properties

Base Metal Price, % relative 3.9
75
Density, g/cm3 7.8
9.3
Embodied Carbon, kg CO2/kg material 1.8
15
Embodied Energy, MJ/kg 24
200
Embodied Water, L/kg 59
270

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 25 to 73
26
Strength to Weight: Bending, points 23 to 46
22
Thermal Diffusivity, mm2/s 11
3.1
Thermal Shock Resistance, points 23 to 67
27

Alloy Composition

Carbon (C), % 1.0 to 1.1
0 to 0.020
Chromium (Cr), % 0.9 to 2.2
0 to 1.0
Cobalt (Co), % 0
0 to 1.0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 92 to 95.5
0 to 2.0
Manganese (Mn), % 1.8 to 2.2
0 to 1.0
Molybdenum (Mo), % 0.9 to 1.4
26 to 30
Nickel (Ni), % 0 to 0.3
64.8 to 74
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.030