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AWS E3155 vs. EN 1.8522 Steel

Both AWS E3155 and EN 1.8522 steel are iron alloys. They have a modest 35% of their average alloy composition in common, which, by itself, doesn't mean much. There are 22 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AWS E3155 and the bottom bar is EN 1.8522 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 81
74
Tensile Strength: Ultimate (UTS), MPa 770
730 to 1250

Thermal Properties

Latent Heat of Fusion, J/g 310
260
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 13
39
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 70
4.2
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 7.7
2.2
Embodied Energy, MJ/kg 110
31
Embodied Water, L/kg 300
63

Common Calculations

PREN (Pitting Resistance) 35
6.2
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26
26 to 44
Strength to Weight: Bending, points 22
23 to 33
Thermal Diffusivity, mm2/s 3.3
11
Thermal Shock Resistance, points 20
21 to 36

Alloy Composition

Carbon (C), % 0 to 0.1
0.29 to 0.36
Chromium (Cr), % 20 to 22.5
2.8 to 3.3
Cobalt (Co), % 18.5 to 21
0
Copper (Cu), % 0 to 0.75
0 to 0.1
Iron (Fe), % 23.3 to 36.3
93.7 to 96
Manganese (Mn), % 1.0 to 2.5
0.4 to 0.7
Molybdenum (Mo), % 2.5 to 3.5
0.7 to 1.2
Nickel (Ni), % 19 to 21
0 to 0.3
Niobium (Nb), % 0.75 to 1.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035
Tungsten (W), % 2.0 to 3.0
0
Vanadium (V), % 0
0.15 to 0.25