AISI 384 Stainless Steel vs. EN 1.4903 Stainless Steel
Both AISI 384 stainless steel and EN 1.4903 stainless steel are iron alloys. They have 74% of their average alloy composition in common. There are 26 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 AISI 384 stainless steel and the bottom bar is EN 1.4903 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 200 | |
190 |
Poisson's Ratio | 0.28 | |
0.28 |
Shear Modulus, GPa | 76 | |
75 |
Tensile Strength: Ultimate (UTS), MPa | 480 | |
670 to 680 |
Thermal Properties
Latent Heat of Fusion, J/g | 290 | |
270 |
Maximum Temperature: Corrosion, °C | 410 | |
380 |
Maximum Temperature: Mechanical, °C | 910 | |
650 |
Melting Completion (Liquidus), °C | 1420 | |
1460 |
Melting Onset (Solidus), °C | 1380 | |
1420 |
Specific Heat Capacity, J/kg-K | 480 | |
470 |
Thermal Conductivity, W/m-K | 16 | |
26 |
Thermal Expansion, µm/m-K | 16 | |
11 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 2.2 | |
3.4 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 2.5 | |
4.0 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 20 | |
7.0 |
Density, g/cm3 | 7.9 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 3.7 | |
2.6 |
Embodied Energy, MJ/kg | 52 | |
36 |
Embodied Water, L/kg | 150 | |
88 |
Common Calculations
PREN (Pitting Resistance) | 16 | |
13 |
Stiffness to Weight: Axial, points | 14 | |
14 |
Stiffness to Weight: Bending, points | 24 | |
25 |
Strength to Weight: Axial, points | 17 | |
24 |
Strength to Weight: Bending, points | 17 | |
22 |
Thermal Diffusivity, mm2/s | 4.3 | |
7.0 |
Thermal Shock Resistance, points | 11 | |
23 |
Alloy Composition
Aluminum (Al), % | 0 | |
0 to 0.040 |
Carbon (C), % | 0 to 0.040 | |
0.080 to 0.12 |
Chromium (Cr), % | 15 to 17 | |
8.0 to 9.5 |
Copper (Cu), % | 0 | |
0 to 0.3 |
Iron (Fe), % | 60.9 to 68 | |
87.1 to 90.5 |
Manganese (Mn), % | 0 to 2.0 | |
0.3 to 0.6 |
Molybdenum (Mo), % | 0 | |
0.85 to 1.1 |
Nickel (Ni), % | 17 to 19 | |
0 to 0.4 |
Niobium (Nb), % | 0 | |
0.060 to 0.1 |
Nitrogen (N), % | 0 | |
0.030 to 0.070 |
Phosphorus (P), % | 0 to 0.045 | |
0 to 0.025 |
Silicon (Si), % | 0 to 1.0 | |
0 to 0.5 |
Sulfur (S), % | 0 to 0.030 | |
0 to 0.015 |
Vanadium (V), % | 0 | |
0.18 to 0.25 |