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Type 3 Magnetic Alloy vs. SAE-AISI 1141 Steel

Type 3 magnetic alloy belongs to the nickel alloys classification, while SAE-AISI 1141 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 1141 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
190
Elongation at Break, % 43
11 to 17
Fatigue Strength, MPa 170
270 to 430
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 70
72
Shear Strength, MPa 380
460 to 480
Tensile Strength: Ultimate (UTS), MPa 550
740 to 810
Tensile Strength: Yield (Proof), MPa 210
400 to 700

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
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
10
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
12

Otherwise Unclassified Properties

Base Metal Price, % relative 55
1.9
Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 8.7
1.4
Embodied Energy, MJ/kg 120
19
Embodied Water, L/kg 220
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
86 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 120
430 to 1290
Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 18
26 to 29
Strength to Weight: Bending, points 17
23 to 25
Thermal Shock Resistance, points 18
24 to 26

Alloy Composition

Carbon (C), % 0 to 0.050
0.37 to 0.45
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
97.7 to 98.2
Manganese (Mn), % 0 to 1.5
1.4 to 1.7
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