ASTM A27 Cast Steel vs. Type 4 Magnetic Alloy
ASTM A27 cast steel belongs to the iron alloys classification, while Type 4 magnetic alloy belongs to the nickel 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 ASTM A27 cast steel and the bottom bar is Type 4 magnetic alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 25 to 27 | |
| 2.0 to 40 |
| Fatigue Strength, MPa | 170 to 230 | |
| 220 to 400 |
| Poisson's Ratio | 0.29 | |
| 0.31 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 460 to 550 | |
| 620 to 1100 |
| Tensile Strength: Yield (Proof), MPa | 230 to 310 | |
| 270 to 1040 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 290 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 900 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1420 |
| Melting Onset (Solidus), °C | 1420 | |
| 1370 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 440 |
| Thermal Expansion, µm/m-K | 12 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.0 to 7.1 | |
| 2.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.1 | |
| 3.0 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.8 | |
| 60 |
| Density, g/cm3 | 7.8 | |
| 8.8 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 10 |
| Embodied Energy, MJ/kg | 18 | |
| 140 |
| Embodied Water, L/kg | 45 to 46 | |
| 210 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 96 to 120 | |
| 22 to 200 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 140 to 260 | |
| 190 to 2840 |
| Stiffness to Weight: Axial, points | 13 | |
| 12 |
| Stiffness to Weight: Bending, points | 24 | |
| 22 |
| Strength to Weight: Axial, points | 16 to 20 | |
| 19 to 35 |
| Strength to Weight: Bending, points | 17 to 19 | |
| 18 to 27 |
| Thermal Shock Resistance, points | 15 to 18 | |
| 21 to 37 |