ASTM A229 Spring Steel vs. N06230 Nickel
ASTM A229 spring steel belongs to the iron alloys classification, while N06230 nickel belongs to the nickel alloys. There are 30 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 ASTM A229 spring steel and the bottom bar is N06230 nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 210 |
| Elongation at Break, % | 14 | |
| 38 to 48 |
| Fatigue Strength, MPa | 710 to 790 | |
| 250 to 360 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 72 | |
| 83 |
| Shear Strength, MPa | 1020 to 1140 | |
| 420 to 600 |
| Tensile Strength: Ultimate (UTS), MPa | 1690 to 1890 | |
| 620 to 840 |
| Tensile Strength: Yield (Proof), MPa | 1100 to 1230 | |
| 330 to 400 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 310 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 990 |
| Melting Completion (Liquidus), °C | 1450 | |
| 1370 |
| Melting Onset (Solidus), °C | 1410 | |
| 1300 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 420 |
| Thermal Conductivity, W/m-K | 50 | |
| 8.9 |
| Thermal Expansion, µm/m-K | 12 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.2 | |
| 1.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.3 | |
| 1.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.8 | |
| 85 |
| Density, g/cm3 | 7.8 | |
| 9.5 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 11 |
| Embodied Energy, MJ/kg | 19 | |
| 160 |
| Embodied Water, L/kg | 46 | |
| 290 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 200 to 230 | |
| 200 to 330 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 3260 to 4080 | |
| 250 to 380 |
| Stiffness to Weight: Axial, points | 13 | |
| 12 |
| Stiffness to Weight: Bending, points | 24 | |
| 21 |
| Strength to Weight: Axial, points | 60 to 67 | |
| 18 to 25 |
| Strength to Weight: Bending, points | 40 to 43 | |
| 17 to 21 |
| Thermal Diffusivity, mm2/s | 14 | |
| 2.3 |
| Thermal Shock Resistance, points | 54 to 60 | |
| 17 to 23 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0.2 to 0.5 |
| Boron (B), % | 0 | |
| 0 to 0.015 |
| Carbon (C), % | 0.55 to 0.85 | |
| 0.050 to 0.15 |
| Chromium (Cr), % | 0 | |
| 20 to 24 |
| Cobalt (Co), % | 0 | |
| 0 to 5.0 |
| Iron (Fe), % | 97.5 to 99 | |
| 0 to 3.0 |
| Lanthanum (La), % | 0 | |
| 0.0050 to 0.050 |
| Manganese (Mn), % | 0.3 to 1.2 | |
| 0.3 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 1.0 to 3.0 |
| Nickel (Ni), % | 0 | |
| 47.5 to 65.2 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.030 |
| Silicon (Si), % | 0.15 to 0.35 | |
| 0.25 to 0.75 |
| Sulfur (S), % | 0 to 0.050 | |
| 0 to 0.015 |
| Tungsten (W), % | 0 | |
| 13 to 15 |