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AWS E70C-B2L vs. S31277 Stainless Steel

Both AWS E70C-B2L and S31277 stainless steel are iron alloys. They have 44% 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 AWS E70C-B2L and the bottom bar is S31277 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 21
45
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
80
Tensile Strength: Ultimate (UTS), MPa 580
860
Tensile Strength: Yield (Proof), MPa 460
410

Thermal Properties

Latent Heat of Fusion, J/g 260
310
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
460
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 3.0
36
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.6
6.7
Embodied Energy, MJ/kg 22
90
Embodied Water, L/kg 54
220

Common Calculations

PREN (Pitting Resistance) 3.0
51
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
320
Resilience: Unit (Modulus of Resilience), kJ/m3 550
410
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 20
29
Strength to Weight: Bending, points 20
25
Thermal Shock Resistance, points 17
19

Alloy Composition


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Carbon (C), % 0 to 0.050
0 to 0.020
Chromium (Cr), % 1.0 to 1.5
20.5 to 23
Copper (Cu), % 0 to 0.35
0.5 to 1.5
Iron (Fe), % 95.1 to 98
35.5 to 46.2
Manganese (Mn), % 0.4 to 1.0
0 to 3.0
Molybdenum (Mo), % 0.4 to 0.65
6.5 to 8.0
Nickel (Ni), % 0 to 0.2
26 to 28
Nitrogen (N), % 0
0.3 to 0.4
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0.25 to 0.6
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Vanadium (V), % 0 to 0.030
0
Residuals, % 0 to 0.5
0