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SAE-AISI 1144 Steel vs. EN 2.4668 Nickel

SAE-AISI 1144 steel belongs to the iron alloys classification, while EN 2.4668 nickel belongs to the nickel alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1144 steel and the bottom bar is EN 2.4668 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11 to 17
14
Fatigue Strength, MPa 280 to 430
590
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
75
Shear Strength, MPa 460 to 510
840
Tensile Strength: Ultimate (UTS), MPa 750 to 840
1390
Tensile Strength: Yield (Proof), MPa 420 to 690
1160

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 400
980
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
450
Thermal Conductivity, W/m-K 51
13
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
75
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 1.4
13
Embodied Energy, MJ/kg 19
190
Embodied Water, L/kg 47
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 91 to 110
180
Resilience: Unit (Modulus of Resilience), kJ/m3 480 to 1290
3490
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 27 to 30
46
Strength to Weight: Bending, points 23 to 25
33
Thermal Diffusivity, mm2/s 14
3.5
Thermal Shock Resistance, points 22 to 24
40

Alloy Composition

Aluminum (Al), % 0
0.3 to 0.7
Boron (B), % 0
0.0020 to 0.0060
Carbon (C), % 0.4 to 0.48
0.020 to 0.080
Chromium (Cr), % 0
17 to 21
Cobalt (Co), % 0
0 to 1.0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 97.5 to 98
11.2 to 24.6
Manganese (Mn), % 1.4 to 1.7
0 to 0.35
Molybdenum (Mo), % 0
2.8 to 3.3
Nickel (Ni), % 0
50 to 55
Niobium (Nb), % 0
4.7 to 5.5
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0
0 to 0.35
Sulfur (S), % 0.24 to 0.33
0 to 0.015
Titanium (Ti), % 0
0.6 to 1.2