EN 1.8891 Steel vs. EN 1.4594 Stainless Steel
Both EN 1.8891 steel and EN 1.4594 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 30 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 EN 1.8891 steel and the bottom bar is EN 1.4594 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
200 |
Elongation at Break, % | 19 | |
11 to 17 |
Fatigue Strength, MPa | 330 | |
490 to 620 |
Poisson's Ratio | 0.29 | |
0.28 |
Shear Modulus, GPa | 73 | |
76 |
Shear Strength, MPa | 380 | |
620 to 700 |
Tensile Strength: Ultimate (UTS), MPa | 610 | |
1020 to 1170 |
Tensile Strength: Yield (Proof), MPa | 480 | |
810 to 1140 |
Thermal Properties
Latent Heat of Fusion, J/g | 250 | |
280 |
Maximum Temperature: Mechanical, °C | 400 | |
820 |
Melting Completion (Liquidus), °C | 1460 | |
1450 |
Melting Onset (Solidus), °C | 1420 | |
1410 |
Specific Heat Capacity, J/kg-K | 470 | |
470 |
Thermal Conductivity, W/m-K | 46 | |
16 |
Thermal Expansion, µm/m-K | 13 | |
11 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.5 | |
2.2 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.6 | |
2.5 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 2.5 | |
15 |
Density, g/cm3 | 7.8 | |
7.9 |
Embodied Carbon, kg CO2/kg material | 1.7 | |
3.2 |
Embodied Energy, MJ/kg | 24 | |
45 |
Embodied Water, L/kg | 51 | |
130 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
110 to 190 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 630 | |
1660 to 3320 |
Stiffness to Weight: Axial, points | 13 | |
14 |
Stiffness to Weight: Bending, points | 24 | |
25 |
Strength to Weight: Axial, points | 22 | |
36 to 41 |
Strength to Weight: Bending, points | 20 | |
29 to 31 |
Thermal Diffusivity, mm2/s | 12 | |
4.4 |
Thermal Shock Resistance, points | 18 | |
34 to 39 |
Alloy Composition
Aluminum (Al), % | 0.020 to 0.060 | |
0 |
Carbon (C), % | 0 to 0.2 | |
0 to 0.070 |
Chromium (Cr), % | 0 to 0.3 | |
13 to 15 |
Copper (Cu), % | 0 to 0.7 | |
1.2 to 2.0 |
Iron (Fe), % | 95.2 to 99 | |
72.6 to 79.5 |
Manganese (Mn), % | 1.0 to 1.7 | |
0 to 1.0 |
Molybdenum (Mo), % | 0 to 0.1 | |
1.2 to 2.0 |
Nickel (Ni), % | 0 to 0.8 | |
5.0 to 6.0 |
Niobium (Nb), % | 0 to 0.050 | |
0.15 to 0.6 |
Nitrogen (N), % | 0 to 0.025 | |
0 |
Phosphorus (P), % | 0 to 0.035 | |
0 to 0.040 |
Silicon (Si), % | 0 to 0.6 | |
0 to 0.7 |
Sulfur (S), % | 0 to 0.030 | |
0 to 0.015 |
Titanium (Ti), % | 0 to 0.030 | |
0 |
Vanadium (V), % | 0 to 0.2 | |
0 |