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S44626 Stainless Steel vs. AWS ER80S-B2

Both S44626 stainless steel and AWS ER80S-B2 are iron alloys. They have 74% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S44626 stainless steel and the bottom bar is AWS ER80S-B2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
21
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 540
620
Tensile Strength: Yield (Proof), MPa 350
540

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 17
40
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 14
3.0
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.9
1.6
Embodied Energy, MJ/kg 42
21
Embodied Water, L/kg 160
54

Common Calculations

PREN (Pitting Resistance) 30
3.1
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
130
Resilience: Unit (Modulus of Resilience), kJ/m3 300
760
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 19
22
Strength to Weight: Bending, points 19
21
Thermal Diffusivity, mm2/s 4.6
11
Thermal Shock Resistance, points 18
18

Alloy Composition

Carbon (C), % 0 to 0.060
0.070 to 0.12
Chromium (Cr), % 25 to 27
1.2 to 1.5
Copper (Cu), % 0 to 0.2
0 to 0.35
Iron (Fe), % 68.1 to 74.1
95.2 to 97.5
Manganese (Mn), % 0 to 0.75
0.4 to 0.7
Molybdenum (Mo), % 0.75 to 1.5
0.4 to 0.65
Nickel (Ni), % 0 to 0.5
0 to 0.2
Nitrogen (N), % 0 to 0.040
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 0.75
0.4 to 0.7
Sulfur (S), % 0 to 0.020
0 to 0.025
Titanium (Ti), % 0.2 to 1.0
0
Residuals, % 0
0 to 0.5