S15500 Stainless Steel vs. EN 1.5520 Steel
Both S15500 stainless steel and EN 1.5520 steel are iron alloys. They have 77% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is S15500 stainless steel and the bottom bar is EN 1.5520 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 290 to 430 | |
| 120 to 170 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 6.8 to 16 | |
| 11 to 21 |
| Fatigue Strength, MPa | 350 to 650 | |
| 210 to 300 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Reduction in Area, % | 17 to 40 | |
| 62 to 75 |
| Shear Modulus, GPa | 75 | |
| 73 |
| Shear Strength, MPa | 540 to 870 | |
| 290 to 340 |
| Tensile Strength: Ultimate (UTS), MPa | 890 to 1490 | |
| 410 to 1410 |
| Tensile Strength: Yield (Proof), MPa | 590 to 1310 | |
| 300 to 480 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 820 | |
| 400 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1460 |
| Melting Onset (Solidus), °C | 1380 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 17 | |
| 50 |
| Thermal Expansion, µm/m-K | 11 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.2 | |
| 7.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.5 | |
| 8.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 1.9 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 1.4 |
| Embodied Energy, MJ/kg | 39 | |
| 19 |
| Embodied Water, L/kg | 130 | |
| 48 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 98 to 120 | |
| 42 to 230 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 890 to 4460 | |
| 240 to 600 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 32 to 53 | |
| 15 to 50 |
| Strength to Weight: Bending, points | 26 to 37 | |
| 16 to 36 |
| Thermal Diffusivity, mm2/s | 4.6 | |
| 13 |
| Thermal Shock Resistance, points | 30 to 50 | |
| 12 to 41 |
Alloy Composition
| Boron (B), % | 0 | |
| 0.00080 to 0.0050 |
| Carbon (C), % | 0 to 0.070 | |
| 0.15 to 0.2 |
| Chromium (Cr), % | 14 to 15.5 | |
| 0 to 0.3 |
| Copper (Cu), % | 2.5 to 4.5 | |
| 0 to 0.25 |
| Iron (Fe), % | 71.9 to 79.9 | |
| 97.7 to 98.9 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0.9 to 1.2 |
| Nickel (Ni), % | 3.5 to 5.5 | |
| 0 |
| Niobium (Nb), % | 0.15 to 0.45 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 0.3 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.025 |