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AWS ER80S-B8 vs. SAE-AISI 6150 Steel

Both AWS ER80S-B8 and SAE-AISI 6150 steel are iron alloys. They have a moderately high 90% 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 ER80S-B8 and the bottom bar is SAE-AISI 6150 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 19
15 to 23
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
73
Tensile Strength: Ultimate (UTS), MPa 630
630 to 1200
Tensile Strength: Yield (Proof), MPa 530
420 to 1160

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 26
46
Thermal Expansion, µm/m-K 13
12 to 13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
2.3
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.0
2.0
Embodied Energy, MJ/kg 28
28
Embodied Water, L/kg 89
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
130 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 720
460 to 3590
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22
22 to 43
Strength to Weight: Bending, points 21
21 to 32
Thermal Diffusivity, mm2/s 6.9
13
Thermal Shock Resistance, points 17
20 to 38

Alloy Composition

Carbon (C), % 0 to 0.1
0.48 to 0.53
Chromium (Cr), % 8.0 to 10.5
0.8 to 1.1
Copper (Cu), % 0 to 0.35
0
Iron (Fe), % 85.6 to 90.8
96.7 to 97.7
Manganese (Mn), % 0.4 to 0.7
0.7 to 0.9
Molybdenum (Mo), % 0.8 to 1.2
0
Nickel (Ni), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.5
0.15 to 0.35
Sulfur (S), % 0 to 0.025
0 to 0.040
Vanadium (V), % 0
0.15 to 0.3
Residuals, % 0 to 0.5
0