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EN 1.4378 Stainless Steel vs. Type 1 Magnetic Alloy

Both EN 1.4378 stainless steel and Type 1 magnetic alloy are iron alloys. They have 57% of their average alloy composition in common. There are 23 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 EN 1.4378 stainless steel and the bottom bar is Type 1 magnetic alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 34
4.0 to 38
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 77
72
Tensile Strength: Ultimate (UTS), MPa 760 to 1130
500 to 830
Tensile Strength: Yield (Proof), MPa 430 to 970
220 to 790

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Melting Completion (Liquidus), °C 1390
1420
Melting Onset (Solidus), °C 1350
1370
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 12
31
Density, g/cm3 7.6
8.3
Embodied Carbon, kg CO2/kg material 2.7
5.6
Embodied Energy, MJ/kg 39
77
Embodied Water, L/kg 150
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 220
33 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 470 to 2370
130 to 1690
Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 28 to 41
17 to 28
Strength to Weight: Bending, points 24 to 31
17 to 24
Thermal Shock Resistance, points 16 to 23
16 to 26

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.050
Chromium (Cr), % 17 to 19
0 to 0.3
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 61.2 to 69
50.7 to 56.5
Manganese (Mn), % 11.5 to 14.5
0 to 0.8
Molybdenum (Mo), % 0
0 to 0.3
Nickel (Ni), % 2.3 to 3.7
43.5 to 46.5
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.060
0 to 0.010
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030