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AWS E80C-B2 vs. SAE-AISI 4815 Steel

Both AWS E80C-B2 and SAE-AISI 4815 steel are iron alloys. They have a very high 97% of their average alloy composition in common. There are 27 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 E80C-B2 and the bottom bar is SAE-AISI 4815 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22
23
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 630
550
Tensile Strength: Yield (Proof), MPa 530
370

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
52
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
6.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
7.6

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
24
Embodied Water, L/kg 53
53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
110
Resilience: Unit (Modulus of Resilience), kJ/m3 740
360
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
20
Strength to Weight: Bending, points 21
19
Thermal Diffusivity, mm2/s 11
14
Thermal Shock Resistance, points 18
18

Alloy Composition

Carbon (C), % 0.050 to 0.12
0.13 to 0.18
Chromium (Cr), % 1.0 to 1.5
0
Iron (Fe), % 95.3 to 97.9
94.7 to 95.9
Manganese (Mn), % 0.4 to 1.0
0.4 to 0.6
Molybdenum (Mo), % 0.4 to 0.65
0.2 to 0.3
Nickel (Ni), % 0 to 0.2
3.3 to 3.8
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0.25 to 0.6
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.040
Vanadium (V), % 0 to 0.030
0
Residuals, % 0 to 0.5
0