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EN 1.8837 Steel vs. SAE-AISI 4024 Steel

Both EN 1.8837 steel and SAE-AISI 4024 steel are iron alloys. Their average alloy composition is basically identical. There are 31 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 EN 1.8837 steel and the bottom bar is SAE-AISI 4024 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 19
14
Fatigue Strength, MPa 340
320
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 390
370
Tensile Strength: Ultimate (UTS), MPa 630
600
Tensile Strength: Yield (Proof), MPa 490
500

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
400
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 49
51
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.6
1.5
Embodied Energy, MJ/kg 21
19
Embodied Water, L/kg 48
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
77
Resilience: Unit (Modulus of Resilience), kJ/m3 640
670
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
21
Strength to Weight: Bending, points 21
20
Thermal Diffusivity, mm2/s 13
14
Thermal Shock Resistance, points 18
18

Alloy Composition

Aluminum (Al), % 0.020 to 0.040
0
Carbon (C), % 0 to 0.16
0.2 to 0.25
Iron (Fe), % 96.6 to 99.98
98.1 to 98.7
Manganese (Mn), % 0 to 1.7
0.7 to 0.9
Molybdenum (Mo), % 0 to 0.2
0.2 to 0.3
Nickel (Ni), % 0 to 0.5
0
Niobium (Nb), % 0 to 0.050
0
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.020
0 to 0.035
Silicon (Si), % 0 to 0.6
0.15 to 0.35
Sulfur (S), % 0 to 0.0050
0.035 to 0.050
Titanium (Ti), % 0 to 0.050
0
Vanadium (V), % 0 to 0.1
0