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SAE-AISI 1070 Steel vs. EN 1.3558 Steel

Both SAE-AISI 1070 steel and EN 1.3558 steel are iron alloys. They have 77% 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 SAE-AISI 1070 steel and the bottom bar is EN 1.3558 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 230
230
Elastic (Young's, Tensile) Modulus, GPa 190
210
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
80
Tensile Strength: Ultimate (UTS), MPa 640 to 760
770

Thermal Properties

Latent Heat of Fusion, J/g 250
240
Maximum Temperature: Mechanical, °C 400
490
Melting Completion (Liquidus), °C 1460
1810
Melting Onset (Solidus), °C 1420
1760
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 50
20
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
13
Electrical Conductivity: Equal Weight (Specific), % IACS 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
45
Density, g/cm3 7.8
9.3
Embodied Carbon, kg CO2/kg material 1.4
8.4
Embodied Energy, MJ/kg 19
130
Embodied Water, L/kg 46
90

Common Calculations

Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 24
21
Strength to Weight: Axial, points 23 to 27
23
Strength to Weight: Bending, points 21 to 24
20
Thermal Diffusivity, mm2/s 14
5.3
Thermal Shock Resistance, points 21 to 25
22

Alloy Composition

Carbon (C), % 0.65 to 0.75
0.7 to 0.8
Chromium (Cr), % 0
3.9 to 4.3
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 98.3 to 98.8
73.7 to 77.6
Manganese (Mn), % 0.6 to 0.9
0 to 0.4
Molybdenum (Mo), % 0
0 to 0.6
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0 to 0.050
0 to 0.015
Tungsten (W), % 0
17.5 to 19
Vanadium (V), % 0
1.0 to 1.3