S21900 Stainless Steel vs. AWS E90C-B9
Both S21900 stainless steel and AWS E90C-B9 are iron alloys. They have 74% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is S21900 stainless steel and the bottom bar is AWS E90C-B9.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 200 | |
190 |
Elongation at Break, % | 50 | |
18 |
Poisson's Ratio | 0.28 | |
0.28 |
Shear Modulus, GPa | 78 | |
75 |
Tensile Strength: Ultimate (UTS), MPa | 710 | |
710 |
Tensile Strength: Yield (Proof), MPa | 390 | |
460 |
Thermal Properties
Latent Heat of Fusion, J/g | 290 | |
270 |
Melting Completion (Liquidus), °C | 1400 | |
1460 |
Melting Onset (Solidus), °C | 1350 | |
1410 |
Specific Heat Capacity, J/kg-K | 480 | |
470 |
Thermal Conductivity, W/m-K | 14 | |
25 |
Thermal Expansion, µm/m-K | 17 | |
13 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 2.5 | |
6.9 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 2.9 | |
8.0 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 15 | |
7.0 |
Density, g/cm3 | 7.7 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 3.0 | |
2.6 |
Embodied Energy, MJ/kg | 43 | |
37 |
Embodied Water, L/kg | 160 | |
91 |
Common Calculations
PREN (Pitting Resistance) | 25 | |
13 |
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 300 | |
110 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 380 | |
550 |
Stiffness to Weight: Axial, points | 14 | |
14 |
Stiffness to Weight: Bending, points | 25 | |
25 |
Strength to Weight: Axial, points | 26 | |
25 |
Strength to Weight: Bending, points | 23 | |
23 |
Thermal Diffusivity, mm2/s | 3.8 | |
6.9 |
Thermal Shock Resistance, points | 15 | |
20 |
Alloy Composition
Aluminum (Al), % | 0 | |
0 to 0.040 |
Carbon (C), % | 0 to 0.080 | |
0.080 to 0.13 |
Chromium (Cr), % | 19 to 21.5 | |
8.0 to 10.5 |
Copper (Cu), % | 0 | |
0 to 0.2 |
Iron (Fe), % | 59.4 to 67.4 | |
84.4 to 90.9 |
Manganese (Mn), % | 8.0 to 10 | |
0 to 1.2 |
Molybdenum (Mo), % | 0 | |
0.85 to 1.2 |
Nickel (Ni), % | 5.5 to 7.5 | |
0 to 0.8 |
Niobium (Nb), % | 0 | |
0.020 to 0.1 |
Nitrogen (N), % | 0.15 to 0.4 | |
0.030 to 0.070 |
Phosphorus (P), % | 0 to 0.045 | |
0 to 0.020 |
Silicon (Si), % | 0 to 1.0 | |
0 to 0.5 |
Sulfur (S), % | 0 to 0.030 | |
0 to 0.015 |
Vanadium (V), % | 0 | |
0.15 to 0.3 |
Residuals, % | 0 | |
0 to 0.5 |