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EN 1.4401 Stainless Steel vs. EN 1.7383 Steel

Both EN 1.4401 stainless steel and EN 1.7383 steel are iron alloys. They have 71% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, 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 1.7383 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
20 to 23
Fatigue Strength, MPa 200 to 320
210 to 270
Impact Strength: V-Notched Charpy, J 91 to 94
38
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
74
Shear Strength, MPa 410 to 550
350 to 380
Tensile Strength: Ultimate (UTS), MPa 600 to 900
560 to 610
Tensile Strength: Yield (Proof), MPa 230 to 570
300 to 400

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Maximum Temperature: Mechanical, °C 950
460
Melting Completion (Liquidus), °C 1440
1470
Melting Onset (Solidus), °C 1400
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
39
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 19
3.9
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.8
1.8
Embodied Energy, MJ/kg 52
23
Embodied Water, L/kg 150
59

Common Calculations

PREN (Pitting Resistance) 26
5.6
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 190
110
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 800
240 to 420
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 32
20 to 22
Strength to Weight: Bending, points 20 to 26
19 to 20
Thermal Diffusivity, mm2/s 4.0
11
Thermal Shock Resistance, points 13 to 20
16 to 18

Alloy Composition

Aluminum (Al), % 0
0 to 0.040
Carbon (C), % 0 to 0.070
0.080 to 0.15
Chromium (Cr), % 16.5 to 18.5
2.0 to 2.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 62.8 to 71.5
94.3 to 96.6
Manganese (Mn), % 0 to 2.0
0.4 to 0.8
Molybdenum (Mo), % 2.0 to 2.5
0.9 to 1.1
Nickel (Ni), % 10 to 13
0 to 0.3
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.010

Comparable Variants