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AISI 415 Stainless Steel vs. EN 1.4150 Stainless Steel

Both AISI 415 stainless steel and EN 1.4150 stainless steel are iron alloys. They have a moderately high 95% 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 415 stainless steel and the bottom bar is EN 1.4150 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
220
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
20
Fatigue Strength, MPa 430
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Shear Strength, MPa 550
460
Tensile Strength: Ultimate (UTS), MPa 900
730
Tensile Strength: Yield (Proof), MPa 700
430

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 390
390
Maximum Temperature: Mechanical, °C 780
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 24
23
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 11
8.5
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 2.5
2.8
Embodied Energy, MJ/kg 35
42
Embodied Water, L/kg 110
120

Common Calculations

PREN (Pitting Resistance) 15
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
120
Resilience: Unit (Modulus of Resilience), kJ/m3 1250
470
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
27
Strength to Weight: Bending, points 26
24
Thermal Diffusivity, mm2/s 6.4
6.2
Thermal Shock Resistance, points 33
27

Alloy Composition

Carbon (C), % 0 to 0.050
0.45 to 0.6
Chromium (Cr), % 11.5 to 14
15 to 16.5
Iron (Fe), % 77.8 to 84
79 to 82.8
Manganese (Mn), % 0.5 to 1.0
0 to 0.8
Molybdenum (Mo), % 0.5 to 1.0
0.2 to 0.4
Nickel (Ni), % 3.5 to 5.5
0 to 0.4
Nitrogen (N), % 0
0.050 to 0.2
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.6
1.3 to 1.7
Sulfur (S), % 0 to 0.030
0 to 0.010
Vanadium (V), % 0
0.2 to 0.4