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AISI 303Se Stainless Steel vs. EN 1.4150 Stainless Steel

Both AISI 303Se stainless steel and EN 1.4150 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 88% 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 AISI 303Se stainless steel and the bottom bar is EN 1.4150 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
220
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
20
Fatigue Strength, MPa 210
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 410
460
Tensile Strength: Ultimate (UTS), MPa 590
730
Tensile Strength: Yield (Proof), MPa 230
430

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 410
390
Maximum Temperature: Mechanical, °C 930
840
Melting Completion (Liquidus), °C 1420
1420
Melting Onset (Solidus), °C 1380
1380
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 16
23
Thermal Expansion, µm/m-K 16
10

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 16
8.5
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 42
42
Embodied Water, L/kg 140
120

Common Calculations

PREN (Pitting Resistance) 18
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
120
Resilience: Unit (Modulus of Resilience), kJ/m3 130
470
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
27
Strength to Weight: Bending, points 20
24
Thermal Diffusivity, mm2/s 4.3
6.2
Thermal Shock Resistance, points 13
27

Alloy Composition

Carbon (C), % 0 to 0.15
0.45 to 0.6
Chromium (Cr), % 17 to 19
15 to 16.5
Iron (Fe), % 67.2 to 74.9
79 to 82.8
Manganese (Mn), % 0 to 2.0
0 to 0.8
Molybdenum (Mo), % 0
0.2 to 0.4
Nickel (Ni), % 8.0 to 10
0 to 0.4
Nitrogen (N), % 0
0.050 to 0.2
Phosphorus (P), % 0 to 0.2
0 to 0.030
Selenium (Se), % 0.15 to 0.35
0
Silicon (Si), % 0 to 1.0
1.3 to 1.7
Sulfur (S), % 0 to 0.060
0 to 0.010
Vanadium (V), % 0
0.2 to 0.4