SAE-AISI D4 Steel vs. Nickel 625
SAE-AISI D4 steel belongs to the iron alloys classification, while nickel 625 belongs to the nickel alloys. There are 28 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 SAE-AISI D4 steel and the bottom bar is nickel 625.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 8.4 to 15 | |
| 33 to 34 |
| Fatigue Strength, MPa | 310 to 920 | |
| 240 to 320 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 74 | |
| 79 |
| Shear Strength, MPa | 460 to 1210 | |
| 530 to 600 |
| Tensile Strength: Ultimate (UTS), MPa | 760 to 2060 | |
| 790 to 910 |
| Tensile Strength: Yield (Proof), MPa | 470 to 1540 | |
| 320 to 450 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 330 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1350 |
| Melting Onset (Solidus), °C | 1380 | |
| 1290 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 440 |
| Thermal Conductivity, W/m-K | 31 | |
| 11 |
| Thermal Expansion, µm/m-K | 12 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 4.2 | |
| 1.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 5.0 | |
| 1.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 8.0 | |
| 80 |
| Density, g/cm3 | 7.7 | |
| 8.6 |
| Embodied Carbon, kg CO2/kg material | 3.3 | |
| 14 |
| Embodied Energy, MJ/kg | 49 | |
| 190 |
| Embodied Water, L/kg | 100 | |
| 290 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 100 to 160 | |
| 220 to 250 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 23 |
| Strength to Weight: Axial, points | 27 to 75 | |
| 26 to 29 |
| Strength to Weight: Bending, points | 24 to 47 | |
| 22 to 24 |
| Thermal Diffusivity, mm2/s | 8.3 | |
| 2.9 |
| Thermal Shock Resistance, points | 23 to 63 | |
| 22 to 25 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0 to 0.4 |
| Carbon (C), % | 2.1 to 2.4 | |
| 0 to 0.1 |
| Chromium (Cr), % | 11 to 13 | |
| 20 to 23 |
| Cobalt (Co), % | 0 | |
| 0 to 1.0 |
| Copper (Cu), % | 0 to 0.25 | |
| 0 |
| Iron (Fe), % | 80.6 to 86.3 | |
| 0 to 5.0 |
| Manganese (Mn), % | 0 to 0.6 | |
| 0 to 0.5 |
| Molybdenum (Mo), % | 0.7 to 1.2 | |
| 8.0 to 10 |
| Nickel (Ni), % | 0 to 0.3 | |
| 58 to 68.9 |
| Niobium (Nb), % | 0 | |
| 3.2 to 4.2 |
| Phosphorus (P), % | 0 to 0.030 | |
| 0 to 0.015 |
| Silicon (Si), % | 0 to 0.6 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.015 |
| Titanium (Ti), % | 0 | |
| 0 to 0.4 |
| Vanadium (V), % | 0 to 1.0 | |
| 0 |