EN 1.7149 Steel vs. EN 1.3551 Steel
Both EN 1.7149 steel and EN 1.3551 steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is EN 1.7149 steel and the bottom bar is EN 1.3551 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 150 to 180 | |
220 |
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
190 |
Poisson's Ratio | 0.29 | |
0.29 |
Shear Modulus, GPa | 73 | |
75 |
Tensile Strength: Ultimate (UTS), MPa | 500 to 1460 | |
720 |
Thermal Properties
Latent Heat of Fusion, J/g | 250 | |
260 |
Maximum Temperature: Mechanical, °C | 420 | |
530 |
Melting Completion (Liquidus), °C | 1460 | |
1490 |
Melting Onset (Solidus), °C | 1420 | |
1450 |
Specific Heat Capacity, J/kg-K | 470 | |
460 |
Thermal Conductivity, W/m-K | 46 | |
36 |
Thermal Expansion, µm/m-K | 13 | |
13 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.3 | |
8.6 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.4 | |
9.9 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 2.3 | |
9.0 |
Density, g/cm3 | 7.8 | |
7.9 |
Embodied Carbon, kg CO2/kg material | 1.5 | |
4.9 |
Embodied Energy, MJ/kg | 19 | |
71 |
Embodied Water, L/kg | 52 | |
82 |
Common Calculations
Stiffness to Weight: Axial, points | 13 | |
14 |
Stiffness to Weight: Bending, points | 24 | |
24 |
Strength to Weight: Axial, points | 18 to 52 | |
26 |
Strength to Weight: Bending, points | 18 to 36 | |
23 |
Thermal Diffusivity, mm2/s | 12 | |
9.8 |
Thermal Shock Resistance, points | 15 to 42 | |
21 |
Alloy Composition
Carbon (C), % | 0.17 to 0.22 | |
0.77 to 0.85 |
Chromium (Cr), % | 1.0 to 1.3 | |
3.9 to 4.3 |
Copper (Cu), % | 0 to 0.25 | |
0 to 0.3 |
Iron (Fe), % | 96.5 to 97.7 | |
88.8 to 91.1 |
Manganese (Mn), % | 1.1 to 1.4 | |
0.15 to 0.35 |
Molybdenum (Mo), % | 0 | |
4.0 to 4.5 |
Phosphorus (P), % | 0 to 0.025 | |
0 to 0.025 |
Silicon (Si), % | 0 to 0.3 | |
0 to 0.4 |
Sulfur (S), % | 0.020 to 0.040 | |
0 to 0.015 |
Tungsten (W), % | 0 | |
0 to 0.25 |
Vanadium (V), % | 0 | |
0.9 to 1.1 |