AWS E316LMn vs. AWS E33-31
Both AWS E316LMn and AWS E33-31 are iron alloys. Both are furnished in the as-welded condition. They have 72% of their average alloy composition in common.
For each property being compared, the top bar is AWS E316LMn and the bottom bar is AWS E33-31.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 200 | |
210 |
Elongation at Break, % | 23 | |
29 |
Poisson's Ratio | 0.28 | |
0.27 |
Shear Modulus, GPa | 79 | |
81 |
Tensile Strength: Ultimate (UTS), MPa | 620 | |
810 |
Thermal Properties
Latent Heat of Fusion, J/g | 300 | |
320 |
Melting Completion (Liquidus), °C | 1420 | |
1380 |
Melting Onset (Solidus), °C | 1370 | |
1330 |
Specific Heat Capacity, J/kg-K | 470 | |
480 |
Thermal Expansion, µm/m-K | 14 | |
14 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 24 | |
36 |
Density, g/cm3 | 7.9 | |
7.9 |
Embodied Carbon, kg CO2/kg material | 4.6 | |
6.0 |
Embodied Energy, MJ/kg | 64 | |
86 |
Embodied Water, L/kg | 180 | |
260 |
Common Calculations
PREN (Pitting Resistance) | 32 | |
44 |
Stiffness to Weight: Axial, points | 14 | |
14 |
Stiffness to Weight: Bending, points | 25 | |
25 |
Strength to Weight: Axial, points | 22 | |
28 |
Strength to Weight: Bending, points | 20 | |
24 |
Thermal Shock Resistance, points | 15 | |
19 |
Alloy Composition
Carbon (C), % | 0 to 0.040 | |
0 to 0.030 |
Chromium (Cr), % | 18 to 21 | |
31 to 35 |
Copper (Cu), % | 0 to 0.75 | |
0.4 to 0.8 |
Iron (Fe), % | 47.5 to 59.4 | |
24.7 to 34.8 |
Manganese (Mn), % | 5.0 to 8.0 | |
2.5 to 4.0 |
Molybdenum (Mo), % | 2.5 to 3.5 | |
1.0 to 2.0 |
Nickel (Ni), % | 15 to 18 | |
30 to 32 |
Nitrogen (N), % | 0.1 to 0.25 | |
0.3 to 0.5 |
Phosphorus (P), % | 0 to 0.040 | |
0 to 0.020 |
Silicon (Si), % | 0 to 0.9 | |
0 to 0.9 |
Sulfur (S), % | 0 to 0.030 | |
0 to 0.010 |