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AISI 415 Stainless Steel vs. EN 1.4311 Stainless Steel

Both AISI 415 stainless steel and EN 1.4311 stainless steel are iron alloys. 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 (3, 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 1.4311 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
200
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
43
Fatigue Strength, MPa 430
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 550
450
Tensile Strength: Ultimate (UTS), MPa 900
650
Tensile Strength: Yield (Proof), MPa 700
310

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 390
420
Maximum Temperature: Mechanical, °C 780
950
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 24
15
Thermal Expansion, µm/m-K 10
16

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 11
16
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.5
3.1
Embodied Energy, MJ/kg 35
43
Embodied Water, L/kg 110
140

Common Calculations

PREN (Pitting Resistance) 15
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
230
Resilience: Unit (Modulus of Resilience), kJ/m3 1250
240
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
23
Strength to Weight: Bending, points 26
21
Thermal Diffusivity, mm2/s 6.4
4.0
Thermal Shock Resistance, points 33
15

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.030
Chromium (Cr), % 11.5 to 14
17.5 to 19.5
Iron (Fe), % 77.8 to 84
65.7 to 73.9
Manganese (Mn), % 0.5 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.5 to 1.0
0
Nickel (Ni), % 3.5 to 5.5
8.5 to 11.5
Nitrogen (N), % 0
0.12 to 0.22
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015