MakeItFrom.com
Menu (ESC)

Type 2 Magnetic Alloy vs. S21640 Stainless Steel

Both Type 2 magnetic alloy and S21640 stainless steel are iron alloys. They have 57% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is Type 2 magnetic alloy and the bottom bar is S21640 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 2.0 to 38
46
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
78
Tensile Strength: Ultimate (UTS), MPa 510 to 910
740
Tensile Strength: Yield (Proof), MPa 260 to 870
350

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Melting Completion (Liquidus), °C 1420
1430
Melting Onset (Solidus), °C 1370
1380
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.9
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 4.2
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 33
17
Density, g/cm3 8.4
7.7
Embodied Carbon, kg CO2/kg material 5.9
3.6
Embodied Energy, MJ/kg 81
51
Embodied Water, L/kg 140
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18 to 160
280
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 2010
300
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 17 to 30
27
Strength to Weight: Bending, points 17 to 25
23
Thermal Shock Resistance, points 16 to 29
16

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.080
Chromium (Cr), % 0 to 0.3
17.5 to 19.5
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 48.2 to 53
63 to 74.3
Manganese (Mn), % 0 to 0.8
3.5 to 6.5
Molybdenum (Mo), % 0 to 0.3
0.5 to 2.0
Nickel (Ni), % 47 to 49
4.0 to 6.5
Niobium (Nb), % 0
0.1 to 1.0
Nitrogen (N), % 0
0.080 to 0.3
Phosphorus (P), % 0 to 0.010
0 to 0.060
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030