Type 4 Magnetic Alloy vs. ASTM B817 Type I
Type 4 magnetic alloy belongs to the nickel alloys classification, while ASTM B817 type I belongs to the titanium 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 Type 4 magnetic alloy and the bottom bar is ASTM B817 type I.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 100 |
| Elongation at Break, % | 2.0 to 40 | |
| 4.0 to 13 |
| Fatigue Strength, MPa | 220 to 400 | |
| 360 to 520 |
| Poisson's Ratio | 0.31 | |
| 0.32 |
| Shear Modulus, GPa | 73 | |
| 40 |
| Tensile Strength: Ultimate (UTS), MPa | 620 to 1100 | |
| 770 to 960 |
| Tensile Strength: Yield (Proof), MPa | 270 to 1040 | |
| 700 to 860 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 900 | |
| 340 |
| Melting Completion (Liquidus), °C | 1420 | |
| 1600 |
| Melting Onset (Solidus), °C | 1370 | |
| 1550 |
| Specific Heat Capacity, J/kg-K | 440 | |
| 560 |
| Thermal Expansion, µm/m-K | 11 | |
| 9.6 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.9 | |
| 1.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.0 | |
| 2.0 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 60 | |
| 36 |
| Density, g/cm3 | 8.8 | |
| 4.4 |
| Embodied Carbon, kg CO2/kg material | 10 | |
| 38 |
| Embodied Energy, MJ/kg | 140 | |
| 610 |
| Embodied Water, L/kg | 210 | |
| 200 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 22 to 200 | |
| 30 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 190 to 2840 | |
| 2310 to 3540 |
| Stiffness to Weight: Axial, points | 12 | |
| 13 |
| Stiffness to Weight: Bending, points | 22 | |
| 35 |
| Strength to Weight: Axial, points | 19 to 35 | |
| 48 to 60 |
| Strength to Weight: Bending, points | 18 to 27 | |
| 42 to 49 |
| Thermal Shock Resistance, points | 21 to 37 | |
| 54 to 68 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 5.5 to 6.8 |
| Carbon (C), % | 0 to 0.050 | |
| 0 to 0.1 |
| Chlorine (Cl), % | 0 | |
| 0 to 0.2 |
| Chromium (Cr), % | 0 to 0.3 | |
| 0 |
| Cobalt (Co), % | 0 to 0.5 | |
| 0 |
| Copper (Cu), % | 0 to 0.3 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.015 |
| Iron (Fe), % | 9.5 to 17.5 | |
| 0 to 0.4 |
| Manganese (Mn), % | 0 to 0.8 | |
| 0 |
| Molybdenum (Mo), % | 3.5 to 6.0 | |
| 0 |
| Nickel (Ni), % | 79 to 82 | |
| 0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.040 |
| Oxygen (O), % | 0 | |
| 0 to 0.3 |
| Phosphorus (P), % | 0 to 0.010 | |
| 0 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.1 |
| Sodium (Na), % | 0 | |
| 0 to 0.2 |
| Sulfur (S), % | 0 to 0.020 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 87 to 91 |
| Vanadium (V), % | 0 | |
| 3.5 to 4.5 |
| Residuals, % | 0 | |
| 0 to 0.4 |