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AISI 403 Stainless Steel vs. EN 1.4150 Stainless Steel

Both AISI 403 stainless steel and EN 1.4150 stainless steel are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 33 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 AISI 403 stainless steel and the bottom bar is EN 1.4150 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 240
220
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16 to 25
20
Fatigue Strength, MPa 200 to 340
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Shear Strength, MPa 340 to 480
460
Tensile Strength: Ultimate (UTS), MPa 530 to 780
730
Tensile Strength: Yield (Proof), MPa 280 to 570
430

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 390
390
Maximum Temperature: Mechanical, °C 740
840
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 28
23
Thermal Expansion, µm/m-K 9.9
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
8.5
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 1.9
2.8
Embodied Energy, MJ/kg 27
42
Embodied Water, L/kg 99
120

Common Calculations

PREN (Pitting Resistance) 12
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
120
Resilience: Unit (Modulus of Resilience), kJ/m3 210 to 840
470
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19 to 28
27
Strength to Weight: Bending, points 19 to 24
24
Thermal Diffusivity, mm2/s 7.6
6.2
Thermal Shock Resistance, points 20 to 29
27

Alloy Composition

Carbon (C), % 0 to 0.15
0.45 to 0.6
Chromium (Cr), % 11.5 to 13
15 to 16.5
Iron (Fe), % 84.7 to 88.5
79 to 82.8
Manganese (Mn), % 0 to 1.0
0 to 0.8
Molybdenum (Mo), % 0
0.2 to 0.4
Nickel (Ni), % 0 to 0.6
0 to 0.4
Nitrogen (N), % 0
0.050 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 0.5
1.3 to 1.7
Sulfur (S), % 0 to 0.030
0 to 0.010
Vanadium (V), % 0
0.2 to 0.4