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S31277 Stainless Steel vs. AWS E80C-B8

Both S31277 stainless steel and AWS E80C-B8 are iron alloys. They have 52% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S31277 stainless steel and the bottom bar is AWS E80C-B8.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 45
19
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
75
Tensile Strength: Ultimate (UTS), MPa 860
620
Tensile Strength: Yield (Proof), MPa 410
540

Thermal Properties

Latent Heat of Fusion, J/g 310
270
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 36
6.5
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.7
2.1
Embodied Energy, MJ/kg 90
28
Embodied Water, L/kg 220
89

Common Calculations

PREN (Pitting Resistance) 51
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
110
Resilience: Unit (Modulus of Resilience), kJ/m3 410
740
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 29
22
Strength to Weight: Bending, points 25
21
Thermal Shock Resistance, points 19
17

Alloy Composition


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Carbon (C), % 0 to 0.020
0 to 0.1
Chromium (Cr), % 20.5 to 23
8.0 to 10.5
Copper (Cu), % 0.5 to 1.5
0 to 0.35
Iron (Fe), % 35.5 to 46.2
85.5 to 90.6
Manganese (Mn), % 0 to 3.0
0.4 to 1.0
Molybdenum (Mo), % 6.5 to 8.0
0.8 to 1.2
Nickel (Ni), % 26 to 28
0 to 0.2
Nitrogen (N), % 0.3 to 0.4
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.5
0.25 to 0.6
Sulfur (S), % 0 to 0.010
0 to 0.025
Vanadium (V), % 0
0 to 0.030
Residuals, % 0
0 to 0.5