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AWS E3155 vs. EN 1.7366 Steel

Both AWS E3155 and EN 1.7366 steel are iron alloys. They have a modest 36% of their average alloy composition in common, which, by itself, doesn't mean much. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AWS E3155 and the bottom bar is EN 1.7366 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 23
17 to 19
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 81
74
Tensile Strength: Ultimate (UTS), MPa 770
460 to 710

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
40
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 70
4.3
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 7.7
1.7
Embodied Energy, MJ/kg 110
23
Embodied Water, L/kg 300
69

Common Calculations

PREN (Pitting Resistance) 35
6.8
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26
16 to 25
Strength to Weight: Bending, points 22
17 to 23
Thermal Diffusivity, mm2/s 3.3
11
Thermal Shock Resistance, points 20
13 to 20

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.18
Chromium (Cr), % 20 to 22.5
4.0 to 6.0
Cobalt (Co), % 18.5 to 21
0
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 23.3 to 36.3
91.9 to 95.3
Manganese (Mn), % 1.0 to 2.5
0.3 to 0.8
Molybdenum (Mo), % 2.5 to 3.5
0.45 to 0.65
Nickel (Ni), % 19 to 21
0
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 0.015
Tungsten (W), % 2.0 to 3.0
0