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SAE-AISI 1140 Steel vs. EN 1.3523 Steel

Both SAE-AISI 1140 steel and EN 1.3523 steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 25 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 1140 steel and the bottom bar is EN 1.3523 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 180
160 to 220
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
73
Tensile Strength: Ultimate (UTS), MPa 600 to 700
520 to 1460

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
420
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 51
46
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
2.3
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.5
Embodied Energy, MJ/kg 18
19
Embodied Water, L/kg 46
53

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21 to 25
19 to 52
Strength to Weight: Bending, points 20 to 22
18 to 36
Thermal Diffusivity, mm2/s 14
12
Thermal Shock Resistance, points 18 to 21
15 to 42

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0.37 to 0.44
0.17 to 0.22
Chromium (Cr), % 0
1.0 to 1.3
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 98.4 to 98.9
96.5 to 97.9
Manganese (Mn), % 0.7 to 1.0
1.1 to 1.4
Oxygen (O), % 0
0 to 0.0020
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0.080 to 0.13
0 to 0.030