Type 2 Magnetic Alloy vs. AISI 384 Stainless Steel

Both Type 2 magnetic alloy and AISI 384 stainless steel are iron alloys. They have 69% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is Type 2 magnetic alloy and the bottom bar is AISI 384 stainless steel.

Type 2 (K94840) Iron-Nickel Soft Magnetic Alloy AISI 384 (S38400) Stainless Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		190
Elastic (Young's, Tensile) Modulus, GPa		200

Poisson's Ratio		0.3
Poisson's Ratio		0.28

Shear Modulus, GPa		72
Shear Modulus, GPa		76

Tensile Strength: Ultimate (UTS), MPa		510 to 910
Tensile Strength: Ultimate (UTS), MPa		480

Thermal Properties

Latent Heat of Fusion, J/g		270
Latent Heat of Fusion, J/g		290

Melting Completion (Liquidus), °C		1420
Melting Completion (Liquidus), °C		1420

Melting Onset (Solidus), °C		1370
Melting Onset (Solidus), °C		1380

Specific Heat Capacity, J/kg-K		460
Specific Heat Capacity, J/kg-K		480

Thermal Expansion, µm/m-K		12
Thermal Expansion, µm/m-K		16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		3.9
Electrical Conductivity: Equal Volume, % IACS		2.2

Electrical Conductivity: Equal Weight (Specific), % IACS		4.2
Electrical Conductivity: Equal Weight (Specific), % IACS		2.5

Otherwise Unclassified Properties

Base Metal Price, % relative		33
Base Metal Price, % relative		20

Density, g/cm³		8.4
Density, g/cm³		7.9

Embodied Carbon, kg CO₂/kg material		5.9
Embodied Carbon, kg CO₂/kg material		3.7

Embodied Energy, MJ/kg		81
Embodied Energy, MJ/kg		52

Embodied Water, L/kg		140
Embodied Water, L/kg		150

Common Calculations

Stiffness to Weight: Axial, points		12
Stiffness to Weight: Axial, points		14

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		24

Strength to Weight: Axial, points		17 to 30
Strength to Weight: Axial, points		17

Strength to Weight: Bending, points		17 to 25
Strength to Weight: Bending, points		17

Thermal Shock Resistance, points		16 to 29
Thermal Shock Resistance, points		11

Alloy Composition

Carbon (C), %		0 to 0.050
Carbon (C), %		0 to 0.040

Chromium (Cr), %		0 to 0.3
Chromium (Cr), %		15 to 17

Cobalt (Co), %		0 to 0.5
Cobalt (Co), %		0

Copper (Cu), %		0 to 0.3
Copper (Cu), %		0

Iron (Fe), %		48.2 to 53
Iron (Fe), %		60.9 to 68

Manganese (Mn), %		0 to 0.8
Manganese (Mn), %		0 to 2.0

Molybdenum (Mo), %		0 to 0.3
Molybdenum (Mo), %		0

Nickel (Ni), %		47 to 49
Nickel (Ni), %		17 to 19

Phosphorus (P), %		0 to 0.010
Phosphorus (P), %		0 to 0.045

Silicon (Si), %		0 to 0.5
Silicon (Si), %		0 to 1.0

Sulfur (S), %		0 to 0.030
Sulfur (S), %		0 to 0.030