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N08020 Stainless Steel vs. Type 4 Magnetic Alloy

N08020 stainless steel belongs to the iron alloys classification, while Type 4 magnetic alloy belongs to the nickel 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 N08020 stainless steel and the bottom bar is Type 4 magnetic alloy.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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

Comparable Variants