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AWS E320 vs. AWS ER80S-B2

Both AWS E320 and AWS ER80S-B2 are iron alloys. They have 41% of their average alloy composition in common. There are 21 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 E320 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, % 34
21
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 620
620

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1360
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 14
13

Otherwise Unclassified Properties

Base Metal Price, % relative 38
3.0
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 6.5
1.6
Embodied Energy, MJ/kg 91
21
Embodied Water, L/kg 220
54

Common Calculations

PREN (Pitting Resistance) 28
3.1
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21
22
Strength to Weight: Bending, points 20
21
Thermal Shock Resistance, points 16
18

Alloy Composition

Carbon (C), % 0 to 0.070
0.070 to 0.12
Chromium (Cr), % 19 to 21
1.2 to 1.5
Copper (Cu), % 3.0 to 4.0
0 to 0.35
Iron (Fe), % 31.8 to 43.5
95.2 to 97.5
Manganese (Mn), % 0.5 to 2.5
0.4 to 0.7
Molybdenum (Mo), % 2.0 to 3.0
0.4 to 0.65
Nickel (Ni), % 32 to 36
0 to 0.2
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 0.6
0.4 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.025
Residuals, % 0
0 to 0.5