AWS E312 vs. AWS ER120S-1
Both AWS E312 and AWS ER120S-1 are iron alloys. Both are furnished in the as-welded condition. They have 63% of their average alloy composition in common. There are 20 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 E312 and the bottom bar is AWS ER120S-1.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 200 | |
190 |
Elongation at Break, % | 25 | |
17 |
Poisson's Ratio | 0.27 | |
0.29 |
Shear Modulus, GPa | 80 | |
73 |
Tensile Strength: Ultimate (UTS), MPa | 740 | |
930 |
Thermal Properties
Latent Heat of Fusion, J/g | 310 | |
260 |
Melting Completion (Liquidus), °C | 1410 | |
1460 |
Melting Onset (Solidus), °C | 1360 | |
1410 |
Specific Heat Capacity, J/kg-K | 480 | |
470 |
Thermal Expansion, µm/m-K | 15 | |
13 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 20 | |
4.2 |
Density, g/cm3 | 7.7 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 3.6 | |
1.9 |
Embodied Energy, MJ/kg | 52 | |
25 |
Embodied Water, L/kg | 200 | |
56 |
Common Calculations
Stiffness to Weight: Axial, points | 15 | |
13 |
Stiffness to Weight: Bending, points | 25 | |
24 |
Strength to Weight: Axial, points | 27 | |
33 |
Strength to Weight: Bending, points | 24 | |
27 |
Thermal Shock Resistance, points | 18 | |
27 |
Alloy Composition
Aluminum (Al), % | 0 | |
0 to 0.1 |
Carbon (C), % | 0 to 0.15 | |
0 to 0.1 |
Chromium (Cr), % | 28 to 32 | |
0 to 0.6 |
Copper (Cu), % | 0 to 0.75 | |
0 to 0.25 |
Iron (Fe), % | 52.3 to 63.5 | |
92.4 to 96.1 |
Manganese (Mn), % | 0.5 to 2.5 | |
1.4 to 1.8 |
Molybdenum (Mo), % | 0 to 0.75 | |
0.3 to 0.65 |
Nickel (Ni), % | 8.0 to 10.5 | |
2.0 to 2.8 |
Phosphorus (P), % | 0 to 0.040 | |
0 to 0.010 |
Silicon (Si), % | 0 to 1.0 | |
0.25 to 0.6 |
Sulfur (S), % | 0 to 0.030 | |
0 to 0.010 |
Titanium (Ti), % | 0 | |
0 to 0.1 |
Vanadium (V), % | 0 | |
0 to 0.030 |
Zirconium (Zr), % | 0 | |
0 to 0.1 |
Residuals, % | 0 | |
0 to 0.5 |