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EN 1.5511 Steel vs. AWS ER120S-1

Both EN 1.5511 steel and AWS ER120S-1 are iron alloys. They have a very high 95% of their average alloy composition in common. There are 23 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 EN 1.5511 steel and the bottom bar is AWS ER120S-1.

Metric UnitsUS Customary Units

Mechanical Properties

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 490 to 580
930

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
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 7.1
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
4.2
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.9
Embodied Energy, MJ/kg 19
25
Embodied Water, L/kg 46
56

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17 to 20
33
Strength to Weight: Bending, points 18 to 20
27
Thermal Diffusivity, mm2/s 14
13
Thermal Shock Resistance, points 15 to 17
27

Alloy Composition

Aluminum (Al), % 0.020 to 0.060
0 to 0.1
Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.32 to 0.39
0 to 0.1
Chromium (Cr), % 0
0 to 0.6
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 98.3 to 99.159
92.4 to 96.1
Manganese (Mn), % 0.5 to 0.8
1.4 to 1.8
Molybdenum (Mo), % 0
0.3 to 0.65
Nickel (Ni), % 0
2.0 to 2.8
Phosphorus (P), % 0 to 0.030
0 to 0.010
Silicon (Si), % 0 to 0.4
0.25 to 0.6
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0
0 to 0.1
Vanadium (V), % 0
0 to 0.030
Zirconium (Zr), % 0
0 to 0.1
Residuals, % 0
0 to 0.5