EN 1.4903 Stainless Steel vs. S15500 Stainless Steel
Both EN 1.4903 stainless steel and S15500 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is EN 1.4903 stainless steel and the bottom bar is S15500 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
190 |
Elongation at Break, % | 20 to 21 | |
6.8 to 16 |
Fatigue Strength, MPa | 320 to 330 | |
350 to 650 |
Impact Strength: V-Notched Charpy, J | 42 to 46 | |
7.8 to 53 |
Poisson's Ratio | 0.28 | |
0.28 |
Shear Modulus, GPa | 75 | |
75 |
Shear Strength, MPa | 420 | |
540 to 870 |
Tensile Strength: Ultimate (UTS), MPa | 670 to 680 | |
890 to 1490 |
Tensile Strength: Yield (Proof), MPa | 500 | |
590 to 1310 |
Thermal Properties
Latent Heat of Fusion, J/g | 270 | |
280 |
Maximum Temperature: Corrosion, °C | 380 | |
440 |
Maximum Temperature: Mechanical, °C | 650 | |
820 |
Melting Completion (Liquidus), °C | 1460 | |
1430 |
Melting Onset (Solidus), °C | 1420 | |
1380 |
Specific Heat Capacity, J/kg-K | 470 | |
480 |
Thermal Conductivity, W/m-K | 26 | |
17 |
Thermal Expansion, µm/m-K | 11 | |
11 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 3.4 | |
2.2 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 4.0 | |
2.5 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 7.0 | |
13 |
Density, g/cm3 | 7.8 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 2.6 | |
2.7 |
Embodied Energy, MJ/kg | 36 | |
39 |
Embodied Water, L/kg | 88 | |
130 |
Common Calculations
PREN (Pitting Resistance) | 13 | |
15 |
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 to 130 | |
98 to 120 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 650 | |
890 to 4460 |
Stiffness to Weight: Axial, points | 14 | |
14 |
Stiffness to Weight: Bending, points | 25 | |
25 |
Strength to Weight: Axial, points | 24 | |
32 to 53 |
Strength to Weight: Bending, points | 22 | |
26 to 37 |
Thermal Diffusivity, mm2/s | 7.0 | |
4.6 |
Thermal Shock Resistance, points | 23 | |
30 to 50 |
Alloy Composition
Aluminum (Al), % | 0 to 0.040 | |
0 |
Carbon (C), % | 0.080 to 0.12 | |
0 to 0.070 |
Chromium (Cr), % | 8.0 to 9.5 | |
14 to 15.5 |
Copper (Cu), % | 0 to 0.3 | |
2.5 to 4.5 |
Iron (Fe), % | 87.1 to 90.5 | |
71.9 to 79.9 |
Manganese (Mn), % | 0.3 to 0.6 | |
0 to 1.0 |
Molybdenum (Mo), % | 0.85 to 1.1 | |
0 |
Nickel (Ni), % | 0 to 0.4 | |
3.5 to 5.5 |
Niobium (Nb), % | 0.060 to 0.1 | |
0.15 to 0.45 |
Nitrogen (N), % | 0.030 to 0.070 | |
0 |
Phosphorus (P), % | 0 to 0.025 | |
0 to 0.040 |
Silicon (Si), % | 0 to 0.5 | |
0 to 1.0 |
Sulfur (S), % | 0 to 0.015 | |
0 to 0.030 |
Vanadium (V), % | 0.18 to 0.25 | |
0 |