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EN 1.5663 Steel vs. SAE-AISI 1018 Steel

Both EN 1.5663 steel and SAE-AISI 1018 steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.5663 steel and the bottom bar is SAE-AISI 1018 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
130 to 140
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
17 to 27
Fatigue Strength, MPa 450
180 to 270
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 470
280 to 300
Tensile Strength: Ultimate (UTS), MPa 750
430 to 480
Tensile Strength: Yield (Proof), MPa 660
240 to 400

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 430
400
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.8
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
1.8
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 2.3
1.4
Embodied Energy, MJ/kg 31
18
Embodied Water, L/kg 63
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
75 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 1150
150 to 430
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26
15 to 17
Strength to Weight: Bending, points 23
16 to 17
Thermal Shock Resistance, points 22
14 to 15

Alloy Composition

Carbon (C), % 0 to 0.1
0.15 to 0.2
Iron (Fe), % 88.6 to 91.2
98.8 to 99.25
Manganese (Mn), % 0.3 to 0.8
0.6 to 0.9
Molybdenum (Mo), % 0 to 0.1
0
Nickel (Ni), % 8.5 to 10
0
Phosphorus (P), % 0 to 0.015
0 to 0.040
Silicon (Si), % 0 to 0.35
0
Sulfur (S), % 0 to 0.0050
0 to 0.050
Vanadium (V), % 0 to 0.010
0