S45503 Stainless Steel vs. SAE-AISI 1108 Steel
Both S45503 stainless steel and SAE-AISI 1108 steel are iron alloys. They have 76% of their average alloy composition in common. There are 27 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 S45503 stainless steel and the bottom bar is SAE-AISI 1108 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 410 to 500 | |
| 110 to 140 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 4.6 to 6.8 | |
| 23 to 34 |
| Fatigue Strength, MPa | 710 to 800 | |
| 170 to 260 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Reduction in Area, % | 17 to 28 | |
| 45 to 57 |
| Shear Modulus, GPa | 75 | |
| 73 |
| Shear Strength, MPa | 940 to 1070 | |
| 250 to 280 |
| Tensile Strength: Ultimate (UTS), MPa | 1610 to 1850 | |
| 380 to 440 |
| Tensile Strength: Yield (Proof), MPa | 1430 to 1700 | |
| 220 to 360 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 760 | |
| 400 |
| Melting Completion (Liquidus), °C | 1440 | |
| 1460 |
| Melting Onset (Solidus), °C | 1400 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Expansion, µm/m-K | 11 | |
| 12 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 15 | |
| 1.8 |
| Density, g/cm3 | 7.9 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 3.4 | |
| 1.4 |
| Embodied Energy, MJ/kg | 48 | |
| 18 |
| Embodied Water, L/kg | 120 | |
| 46 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 82 to 110 | |
| 95 to 110 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 57 to 65 | |
| 13 to 16 |
| Strength to Weight: Bending, points | 39 to 43 | |
| 15 to 16 |
| Thermal Shock Resistance, points | 56 to 64 | |
| 12 to 14 |
Alloy Composition
| Carbon (C), % | 0 to 0.010 | |
| 0.080 to 0.13 |
| Chromium (Cr), % | 11 to 12.5 | |
| 0 |
| Copper (Cu), % | 1.5 to 2.5 | |
| 0 |
| Iron (Fe), % | 72.4 to 78.9 | |
| 98.9 to 99.24 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0.6 to 0.8 |
| Molybdenum (Mo), % | 0 to 0.5 | |
| 0 |
| Nickel (Ni), % | 7.5 to 9.5 | |
| 0 |
| Niobium (Nb), % | 0.1 to 0.5 | |
| 0 |
| Phosphorus (P), % | 0 to 0.010 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.2 | |
| 0 |
| Sulfur (S), % | 0 to 0.010 | |
| 0.080 to 0.13 |
| Titanium (Ti), % | 1.0 to 1.4 | |
| 0 |