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EN 1.4401 Stainless Steel vs. EN 1.5414 Steel

Both EN 1.4401 stainless steel and EN 1.5414 steel are iron alloys. They have 69% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4401 stainless steel and the bottom bar is EN 1.5414 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 270
170 to 180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 40
22
Fatigue Strength, MPa 200 to 320
250 to 270
Impact Strength: V-Notched Charpy, J 91 to 94
46
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 410 to 550
350 to 370
Tensile Strength: Ultimate (UTS), MPa 600 to 900
550 to 580
Tensile Strength: Yield (Proof), MPa 230 to 570
350 to 380

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 950
410
Melting Completion (Liquidus), °C 1440
1470
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
44
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 19
2.6
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.8
1.6
Embodied Energy, MJ/kg 52
21
Embodied Water, L/kg 150
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 190
110
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 800
320 to 370
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 32
19 to 20
Strength to Weight: Bending, points 20 to 26
19 to 20
Thermal Diffusivity, mm2/s 4.0
12
Thermal Shock Resistance, points 13 to 20
16 to 17

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.2
Chromium (Cr), % 16.5 to 18.5
0 to 0.3
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 62.8 to 71.5
96.4 to 98.7
Manganese (Mn), % 0 to 2.0
0.9 to 1.5
Molybdenum (Mo), % 2.0 to 2.5
0.45 to 0.6
Nickel (Ni), % 10 to 13
0 to 0.3
Nitrogen (N), % 0 to 0.1
0 to 0.012
Phosphorus (P), % 0 to 0.045
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.0050

Comparable Variants