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EN 1.3558 Steel vs. SAE-AISI 1012 Steel

Both EN 1.3558 steel and SAE-AISI 1012 steel are iron alloys. They have 76% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.3558 steel and the bottom bar is SAE-AISI 1012 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
100 to 110
Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 770
360 to 400

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Maximum Temperature: Mechanical, °C 490
400
Melting Completion (Liquidus), °C 1810
1470
Melting Onset (Solidus), °C 1760
1420
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 20
53
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 12
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 45
1.8
Density, g/cm3 9.3
7.9
Embodied Carbon, kg CO2/kg material 8.4
1.4
Embodied Energy, MJ/kg 130
18
Embodied Water, L/kg 90
45

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 23
13 to 14
Strength to Weight: Bending, points 20
14 to 15
Thermal Diffusivity, mm2/s 5.3
14
Thermal Shock Resistance, points 22
11 to 13

Alloy Composition

Carbon (C), % 0.7 to 0.8
0.1 to 0.15
Chromium (Cr), % 3.9 to 4.3
0
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 73.7 to 77.6
99.16 to 99.6
Manganese (Mn), % 0 to 0.4
0.3 to 0.6
Molybdenum (Mo), % 0 to 0.6
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.015
0 to 0.050
Tungsten (W), % 17.5 to 19
0
Vanadium (V), % 1.0 to 1.3
0