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EN 1.8819 Steel vs. SAE-AISI 1018 Steel

Both EN 1.8819 steel and SAE-AISI 1018 steel are iron alloys. They have a very high 99% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.8819 steel and the bottom bar is SAE-AISI 1018 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
130 to 140
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 27
17 to 27
Fatigue Strength, MPa 200
180 to 270
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 280
280 to 300
Tensile Strength: Ultimate (UTS), MPa 440
430 to 480
Tensile Strength: Yield (Proof), MPa 270
240 to 400

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 48
52
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
1.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.6
1.4
Embodied Energy, MJ/kg 21
18
Embodied Water, L/kg 49
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
75 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 190
150 to 430
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16
15 to 17
Strength to Weight: Bending, points 16
16 to 17
Thermal Diffusivity, mm2/s 13
14
Thermal Shock Resistance, points 13
14 to 15

Alloy Composition

Aluminum (Al), % 0.015 to 0.034
0
Carbon (C), % 0 to 0.15
0.15 to 0.2
Chromium (Cr), % 0 to 0.35
0
Copper (Cu), % 0 to 0.6
0
Iron (Fe), % 95.9 to 99.985
98.8 to 99.25
Manganese (Mn), % 0 to 1.6
0.6 to 0.9
Molybdenum (Mo), % 0 to 0.13
0
Nickel (Ni), % 0 to 0.35
0
Niobium (Nb), % 0 to 0.060
0
Nitrogen (N), % 0 to 0.017
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.55
0
Sulfur (S), % 0 to 0.025
0 to 0.050
Titanium (Ti), % 0 to 0.060
0
Vanadium (V), % 0 to 0.1
0