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Type 3 Magnetic Alloy vs. SAE-AISI 1039 Steel

Type 3 magnetic alloy belongs to the nickel alloys classification, while SAE-AISI 1039 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 1039 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
73
Shear Strength, MPa 380
380 to 420
Tensile Strength: Ultimate (UTS), MPa 550
610 to 690
Tensile Strength: Yield (Proof), MPa 210
340 to 580

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
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
88 to 94
Resilience: Unit (Modulus of Resilience), kJ/m3 120
310 to 890
Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 18
22 to 24
Strength to Weight: Bending, points 17
20 to 22
Thermal Shock Resistance, points 18
19 to 22

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
98.5 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 to 0.050