Type 3 Magnetic Alloy vs. SAE-AISI 1140 Steel
Type 3 magnetic alloy belongs to the nickel alloys classification, while SAE-AISI 1140 steel belongs to the iron alloys. There are 28 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 3 magnetic alloy and the bottom bar is SAE-AISI 1140 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 180 | |
190 |
Elongation at Break, % | 43 | |
14 to 18 |
Fatigue Strength, MPa | 170 | |
230 to 370 |
Poisson's Ratio | 0.31 | |
0.29 |
Shear Modulus, GPa | 70 | |
72 |
Shear Strength, MPa | 380 | |
370 to 420 |
Tensile Strength: Ultimate (UTS), MPa | 550 | |
600 to 700 |
Tensile Strength: Yield (Proof), MPa | 210 | |
340 to 570 |
Thermal Properties
Latent Heat of Fusion, J/g | 290 | |
250 |
Maximum Temperature: Mechanical, °C | 910 | |
400 |
Melting Completion (Liquidus), °C | 1370 | |
1460 |
Melting Onset (Solidus), °C | 1320 | |
1420 |
Specific Heat Capacity, J/kg-K | 450 | |
470 |
Thermal Expansion, µm/m-K | 12 | |
13 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 2.9 | |
7.0 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 3.0 | |
8.1 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 55 | |
1.8 |
Density, g/cm3 | 8.7 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 8.7 | |
1.4 |
Embodied Energy, MJ/kg | 120 | |
18 |
Embodied Water, L/kg | 220 | |
46 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 190 | |
89 to 93 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 120 | |
310 to 870 |
Stiffness to Weight: Axial, points | 12 | |
13 |
Stiffness to Weight: Bending, points | 22 | |
24 |
Strength to Weight: Axial, points | 18 | |
21 to 25 |
Strength to Weight: Bending, points | 17 | |
20 to 22 |
Thermal Shock Resistance, points | 18 | |
18 to 21 |
Alloy Composition
Carbon (C), % | 0 to 0.050 | |
0.37 to 0.44 |
Chromium (Cr), % | 2.0 to 3.0 | |
0 |
Cobalt (Co), % | 0 to 0.5 | |
0 |
Copper (Cu), % | 4.0 to 6.0 | |
0 |
Iron (Fe), % | 9.9 to 19 | |
98.4 to 98.9 |
Manganese (Mn), % | 0 to 1.5 | |
0.7 to 1.0 |
Molybdenum (Mo), % | 0 to 0.5 | |
0 |
Nickel (Ni), % | 75 to 78 | |
0 |
Phosphorus (P), % | 0 to 0.010 | |
0 to 0.040 |
Silicon (Si), % | 0 to 0.5 | |
0 |
Sulfur (S), % | 0 to 0.020 | |
0.080 to 0.13 |