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AWS ER80S-B3L vs. S44800 Stainless Steel

Both AWS ER80S-B3L and S44800 stainless steel are iron alloys. They have 69% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AWS ER80S-B3L and the bottom bar is S44800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 19
23
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 74
82
Tensile Strength: Ultimate (UTS), MPa 630
590
Tensile Strength: Yield (Proof), MPa 530
450

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 41
17
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 4.1
19
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.8
3.8
Embodied Energy, MJ/kg 23
52
Embodied Water, L/kg 60
190

Common Calculations

PREN (Pitting Resistance) 6.0
42
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
120
Resilience: Unit (Modulus of Resilience), kJ/m3 730
480
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
21
Strength to Weight: Bending, points 21
20
Thermal Diffusivity, mm2/s 11
4.6
Thermal Shock Resistance, points 18
19

Alloy Composition


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Carbon (C), % 0 to 0.050
0 to 0.010
Chromium (Cr), % 2.3 to 2.7
28 to 30
Copper (Cu), % 0 to 0.35
0 to 0.15
Iron (Fe), % 93.6 to 96
62.6 to 66.5
Manganese (Mn), % 0.4 to 0.7
0 to 0.3
Molybdenum (Mo), % 0.9 to 1.2
3.5 to 4.2
Nickel (Ni), % 0 to 0.2
2.0 to 2.5
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0.4 to 0.7
0 to 0.2
Sulfur (S), % 0 to 0.025
0 to 0.020
Residuals, % 0 to 0.5
0