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AWS E209 vs. EN 1.8151 Steel

Both AWS E209 and EN 1.8151 steel are iron alloys. They have 60% of their average alloy composition in common. There are 19 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 AWS E209 and the bottom bar is EN 1.8151 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
72
Tensile Strength: Ultimate (UTS), MPa 770
670 to 1940

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 14
13

Otherwise Unclassified Properties

Base Metal Price, % relative 21
2.2
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.4
1.8
Embodied Energy, MJ/kg 63
25
Embodied Water, L/kg 180
49

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28
24 to 70
Strength to Weight: Bending, points 24
22 to 45
Thermal Shock Resistance, points 19
20 to 58

Alloy Composition

Carbon (C), % 0 to 0.060
0.4 to 0.5
Chromium (Cr), % 20.5 to 24
0.4 to 0.8
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 51.5 to 64.3
95.9 to 97.2
Manganese (Mn), % 4.0 to 7.0
0.6 to 0.9
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 9.5 to 12
0
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
1.3 to 1.7
Sulfur (S), % 0 to 0.030
0 to 0.025
Vanadium (V), % 0.1 to 0.3
0.1 to 0.2