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Type 1 Magnetic Alloy vs. S17400 Stainless Steel

Both Type 1 magnetic alloy and S17400 stainless steel are iron alloys. They have 59% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is Type 1 magnetic alloy and the bottom bar is S17400 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 4.0 to 38
11 to 21
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
75
Tensile Strength: Ultimate (UTS), MPa 500 to 830
910 to 1390
Tensile Strength: Yield (Proof), MPa 220 to 790
580 to 1250

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 31
14
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 5.6
2.7
Embodied Energy, MJ/kg 77
39
Embodied Water, L/kg 130
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33 to 150
140 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 1690
880 to 4060
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 17 to 28
32 to 49
Strength to Weight: Bending, points 17 to 24
27 to 35
Thermal Shock Resistance, points 16 to 26
30 to 46

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.070
Chromium (Cr), % 0 to 0.3
15 to 17
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0 to 0.3
3.0 to 5.0
Iron (Fe), % 50.7 to 56.5
70.4 to 78.9
Manganese (Mn), % 0 to 0.8
0 to 1.0
Molybdenum (Mo), % 0 to 0.3
0
Nickel (Ni), % 43.5 to 46.5
3.0 to 5.0
Niobium (Nb), % 0
0.15 to 0.45
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030