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Type 4 Magnetic Alloy vs. N08020 Stainless Steel

Type 4 magnetic alloy belongs to the nickel alloys classification, while N08020 stainless steel belongs to the iron alloys. They have 52% of their average alloy composition in common. 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 4 magnetic alloy and the bottom bar is N08020 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 2.0 to 40
15 to 34
Fatigue Strength, MPa 220 to 400
210 to 240
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 420 to 630
380 to 410
Tensile Strength: Ultimate (UTS), MPa 620 to 1100
610 to 620
Tensile Strength: Yield (Proof), MPa 270 to 1040
270 to 420

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Mechanical, °C 900
1100
Melting Completion (Liquidus), °C 1420
1410
Melting Onset (Solidus), °C 1370
1360
Specific Heat Capacity, J/kg-K 440
460
Thermal Expansion, µm/m-K 11
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 60
38
Density, g/cm3 8.8
8.2
Embodied Carbon, kg CO2/kg material 10
6.6
Embodied Energy, MJ/kg 140
92
Embodied Water, L/kg 210
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22 to 200
83 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 2840
180 to 440
Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 19 to 35
21
Strength to Weight: Bending, points 18 to 27
20
Thermal Shock Resistance, points 21 to 37
15

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.070
Chromium (Cr), % 0 to 0.3
19 to 21
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0 to 0.3
3.0 to 4.0
Iron (Fe), % 9.5 to 17.5
29.9 to 44
Manganese (Mn), % 0 to 0.8
0 to 2.0
Molybdenum (Mo), % 3.5 to 6.0
2.0 to 3.0
Nickel (Ni), % 79 to 82
32 to 38
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.010
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.035

Comparable Variants