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AWS E80C-B2 vs. S31730 Stainless Steel

Both AWS E80C-B2 and S31730 stainless steel are iron alloys. They have 60% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AWS E80C-B2 and the bottom bar is S31730 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 22
40
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 630
540
Tensile Strength: Yield (Proof), MPa 530
200

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 3.0
24
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.6
4.6
Embodied Energy, MJ/kg 22
63
Embodied Water, L/kg 53
180

Common Calculations

PREN (Pitting Resistance) 3.0
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
170
Resilience: Unit (Modulus of Resilience), kJ/m3 740
99
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
19
Strength to Weight: Bending, points 21
18
Thermal Shock Resistance, points 18
12

Alloy Composition


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Carbon (C), % 0.050 to 0.12
0 to 0.030
Chromium (Cr), % 1.0 to 1.5
17 to 19
Copper (Cu), % 0
4.0 to 5.0
Iron (Fe), % 95.3 to 97.9
52.4 to 61
Manganese (Mn), % 0.4 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.4 to 0.65
3.0 to 4.0
Nickel (Ni), % 0 to 0.2
15 to 16.5
Nitrogen (N), % 0
0 to 0.045
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0.25 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.010
Vanadium (V), % 0 to 0.030
0
Residuals, % 0 to 0.5
0