Nickel 684 vs. ASTM Grade LCC Steel
Nickel 684 belongs to the nickel alloys classification, while ASTM grade LCC steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is nickel 684 and the bottom bar is ASTM grade LCC steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 310 | |
| 170 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 11 | |
| 25 |
| Fatigue Strength, MPa | 390 | |
| 230 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Reduction in Area, % | 17 | |
| 40 |
| Shear Modulus, GPa | 76 | |
| 72 |
| Tensile Strength: Ultimate (UTS), MPa | 1190 | |
| 570 |
| Tensile Strength: Yield (Proof), MPa | 800 | |
| 310 |
Thermal Properties
| Latent Heat of Fusion, J/g | 320 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 1000 | |
| 400 |
| Melting Completion (Liquidus), °C | 1370 | |
| 1450 |
| Melting Onset (Solidus), °C | 1320 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 75 | |
| 1.8 |
| Density, g/cm3 | 8.3 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 10 | |
| 1.4 |
| Embodied Energy, MJ/kg | 140 | |
| 18 |
| Embodied Water, L/kg | 360 | |
| 45 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 | |
| 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1610 | |
| 260 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 23 | |
| 24 |
| Strength to Weight: Axial, points | 40 | |
| 20 |
| Strength to Weight: Bending, points | 30 | |
| 20 |
| Thermal Shock Resistance, points | 34 | |
| 17 |
Alloy Composition
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| Aluminum (Al), % | 2.5 to 3.3 | |
| 0 |
| Boron (B), % | 0.0030 to 0.010 | |
| 0 |
| Carbon (C), % | 0 to 0.15 | |
| 0 to 0.25 |
| Chromium (Cr), % | 15 to 20 | |
| 0 |
| Cobalt (Co), % | 13 to 20 | |
| 0 |
| Copper (Cu), % | 0 to 0.15 | |
| 0 |
| Iron (Fe), % | 0 to 4.0 | |
| 96.9 to 100 |
| Manganese (Mn), % | 0 to 0.75 | |
| 0 to 1.2 |
| Molybdenum (Mo), % | 3.0 to 5.0 | |
| 0 |
| Nickel (Ni), % | 42.7 to 64 | |
| 0 |
| Phosphorus (P), % | 0 to 0.015 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 to 0.6 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.045 |
| Titanium (Ti), % | 2.5 to 3.3 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 1.0 |