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AWS E80C-B2 vs. EN 1.6580 Steel

Both AWS E80C-B2 and EN 1.6580 steel are iron alloys. They have a very high 97% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AWS E80C-B2 and the bottom bar is EN 1.6580 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22
11 to 19
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 630
720 to 1170
Tensile Strength: Yield (Proof), MPa 530
460 to 990

Thermal Properties

Latent Heat of Fusion, J/g 260
250
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 39
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 3.0
4.3
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.6
1.8
Embodied Energy, MJ/kg 22
23
Embodied Water, L/kg 53
59

Common Calculations

PREN (Pitting Resistance) 3.0
3.3
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
120 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 740
560 to 2590
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
26 to 41
Strength to Weight: Bending, points 21
23 to 31
Thermal Diffusivity, mm2/s 11
11
Thermal Shock Resistance, points 18
21 to 34

Alloy Composition


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Carbon (C), % 0.050 to 0.12
0.26 to 0.34
Chromium (Cr), % 1.0 to 1.5
1.8 to 2.2
Iron (Fe), % 95.3 to 97.9
93.7 to 95.5
Manganese (Mn), % 0.4 to 1.0
0.3 to 0.6
Molybdenum (Mo), % 0.4 to 0.65
0.3 to 0.5
Nickel (Ni), % 0 to 0.2
1.8 to 2.2
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0.25 to 0.6
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035
Vanadium (V), % 0 to 0.030
0
Residuals, % 0 to 0.5
0