EN 1.7233 Steel vs. ASTM Grade HN Steel
Both EN 1.7233 steel and ASTM grade HN steel are iron alloys. They have 54% of their average alloy composition in common. There are 25 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 EN 1.7233 steel and the bottom bar is ASTM grade HN steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 210 to 290 | |
140 |
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
200 |
Elongation at Break, % | 18 to 23 | |
9.0 |
Poisson's Ratio | 0.29 | |
0.28 |
Shear Modulus, GPa | 73 | |
77 |
Tensile Strength: Ultimate (UTS), MPa | 700 to 960 | |
500 |
Thermal Properties
Latent Heat of Fusion, J/g | 250 | |
310 |
Maximum Temperature: Mechanical, °C | 430 | |
1080 |
Melting Completion (Liquidus), °C | 1460 | |
1400 |
Melting Onset (Solidus), °C | 1420 | |
1350 |
Specific Heat Capacity, J/kg-K | 470 | |
480 |
Thermal Conductivity, W/m-K | 39 | |
13 |
Thermal Expansion, µm/m-K | 13 | |
16 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 3.0 | |
26 |
Density, g/cm3 | 7.8 | |
7.9 |
Embodied Carbon, kg CO2/kg material | 1.6 | |
4.6 |
Embodied Energy, MJ/kg | 21 | |
66 |
Embodied Water, L/kg | 53 | |
180 |
Common Calculations
PREN (Pitting Resistance) | 3.3 | |
22 |
Stiffness to Weight: Axial, points | 13 | |
14 |
Stiffness to Weight: Bending, points | 24 | |
25 |
Strength to Weight: Axial, points | 25 to 34 | |
17 |
Strength to Weight: Bending, points | 22 to 28 | |
18 |
Thermal Diffusivity, mm2/s | 11 | |
3.5 |
Thermal Shock Resistance, points | 21 to 28 | |
11 |
Alloy Composition
Carbon (C), % | 0.39 to 0.45 | |
0.2 to 0.5 |
Chromium (Cr), % | 1.2 to 1.5 | |
19 to 23 |
Iron (Fe), % | 96.2 to 97.5 | |
44.9 to 57.8 |
Manganese (Mn), % | 0.4 to 0.7 | |
0 to 2.0 |
Molybdenum (Mo), % | 0.5 to 0.7 | |
0 to 0.5 |
Nickel (Ni), % | 0 | |
23 to 27 |
Phosphorus (P), % | 0 to 0.025 | |
0 to 0.040 |
Silicon (Si), % | 0 to 0.4 | |
0 to 2.0 |
Sulfur (S), % | 0 to 0.035 | |
0 to 0.040 |