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AISI 403 Stainless Steel vs. EN 1.7383 Steel

Both AISI 403 stainless steel and EN 1.7383 steel are iron alloys. They have 90% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AISI 403 stainless steel and the bottom bar is EN 1.7383 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 240
170 to 180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16 to 25
20 to 23
Fatigue Strength, MPa 200 to 340
210 to 270
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
74
Shear Strength, MPa 340 to 480
350 to 380
Tensile Strength: Ultimate (UTS), MPa 530 to 780
560 to 610
Tensile Strength: Yield (Proof), MPa 280 to 570
300 to 400

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Maximum Temperature: Mechanical, °C 740
460
Melting Completion (Liquidus), °C 1450
1470
Melting Onset (Solidus), °C 1400
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 28
39
Thermal Expansion, µm/m-K 9.9
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
3.9
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.9
1.8
Embodied Energy, MJ/kg 27
23
Embodied Water, L/kg 99
59

Common Calculations

PREN (Pitting Resistance) 12
5.6
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
110
Resilience: Unit (Modulus of Resilience), kJ/m3 210 to 840
240 to 420
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19 to 28
20 to 22
Strength to Weight: Bending, points 19 to 24
19 to 20
Thermal Diffusivity, mm2/s 7.6
11
Thermal Shock Resistance, points 20 to 29
16 to 18

Alloy Composition

Aluminum (Al), % 0
0 to 0.040
Carbon (C), % 0 to 0.15
0.080 to 0.15
Chromium (Cr), % 11.5 to 13
2.0 to 2.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 84.7 to 88.5
94.3 to 96.6
Manganese (Mn), % 0 to 1.0
0.4 to 0.8
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 0 to 0.6
0 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010