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Type 3 Magnetic Alloy vs. EN 1.4742 Stainless Steel

Type 3 magnetic alloy belongs to the nickel alloys classification, while EN 1.4742 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is Type 3 magnetic alloy and the bottom bar is EN 1.4742 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
200
Elongation at Break, % 43
17
Fatigue Strength, MPa 170
180
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 70
77
Shear Strength, MPa 380
370
Tensile Strength: Ultimate (UTS), MPa 550
600
Tensile Strength: Yield (Proof), MPa 210
300

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Mechanical, °C 910
1000
Melting Completion (Liquidus), °C 1370
1420
Melting Onset (Solidus), °C 1320
1380
Specific Heat Capacity, J/kg-K 450
490
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 55
9.0
Density, g/cm3 8.7
7.6
Embodied Carbon, kg CO2/kg material 8.7
2.2
Embodied Energy, MJ/kg 120
32
Embodied Water, L/kg 220
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
84
Resilience: Unit (Modulus of Resilience), kJ/m3 120
230
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 18
22
Strength to Weight: Bending, points 17
21
Thermal Shock Resistance, points 18
21

Alloy Composition

Aluminum (Al), % 0
0.7 to 1.2
Carbon (C), % 0 to 0.050
0 to 0.12
Chromium (Cr), % 2.0 to 3.0
17 to 19
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 4.0 to 6.0
0
Iron (Fe), % 9.9 to 19
77.2 to 81.6
Manganese (Mn), % 0 to 1.5
0 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
0.7 to 1.4
Sulfur (S), % 0 to 0.020
0 to 0.015