EN 2.4951 Nickel vs. ASTM A202 Steel
EN 2.4951 nickel belongs to the nickel alloys classification, while ASTM A202 steel belongs to the iron alloys.
For each property being compared, the top bar is EN 2.4951 nickel and the bottom bar is ASTM A202 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 200 | |
| 180 to 200 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 34 | |
| 17 to 18 |
| Fatigue Strength, MPa | 200 | |
| 240 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 76 | |
| 73 |
| Shear Strength, MPa | 500 | |
| 360 to 410 |
| Tensile Strength: Ultimate (UTS), MPa | 750 | |
| 590 to 670 |
| Tensile Strength: Yield (Proof), MPa | 270 | |
| 350 to 360 |
Thermal Properties
| Latent Heat of Fusion, J/g | 320 | |
| 260 |
| Maximum Temperature: Mechanical, °C | 1150 | |
| 410 |
| Melting Completion (Liquidus), °C | 1360 | |
| 1450 |
| Melting Onset (Solidus), °C | 1310 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 460 | |
| 470 |
| Thermal Conductivity, W/m-K | 12 | |
| 52 |
| Thermal Expansion, µm/m-K | 12 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.6 | |
| 7.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 1.7 | |
| 8.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 60 | |
| 2.1 |
| Density, g/cm3 | 8.5 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 9.3 | |
| 1.4 |
| Embodied Energy, MJ/kg | 130 | |
| 19 |
| Embodied Water, L/kg | 280 | |
| 49 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 200 | |
| 93 to 96 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 190 | |
| 330 to 350 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 23 | |
| 24 |
| Strength to Weight: Axial, points | 25 | |
| 21 to 24 |
| Strength to Weight: Bending, points | 22 | |
| 20 to 22 |
| Thermal Diffusivity, mm2/s | 3.1 | |
| 14 |
| Thermal Shock Resistance, points | 23 | |
| 17 to 20 |