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AISI 314 Stainless Steel vs. EN 1.4539 Stainless Steel

Both AISI 314 stainless steel and EN 1.4539 stainless steel are iron alloys. They have 89% 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 314 stainless steel and the bottom bar is EN 1.4539 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
200
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
38
Fatigue Strength, MPa 210
220
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
79
Shear Strength, MPa 410
430
Tensile Strength: Ultimate (UTS), MPa 590
630
Tensile Strength: Yield (Proof), MPa 230
260

Thermal Properties

Latent Heat of Fusion, J/g 330
300
Maximum Temperature: Corrosion, °C 440
420
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1380
1440
Melting Onset (Solidus), °C 1340
1390
Specific Heat Capacity, J/kg-K 490
460
Thermal Conductivity, W/m-K 15
12
Thermal Expansion, µm/m-K 15
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 25
31
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 4.3
5.7
Embodied Energy, MJ/kg 62
78
Embodied Water, L/kg 190
200

Common Calculations

PREN (Pitting Resistance) 25
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
190
Resilience: Unit (Modulus of Resilience), kJ/m3 130
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
22
Strength to Weight: Bending, points 20
20
Thermal Diffusivity, mm2/s 3.9
3.2
Thermal Shock Resistance, points 14
14

Alloy Composition

Carbon (C), % 0 to 0.25
0 to 0.020
Chromium (Cr), % 23 to 26
19 to 21
Copper (Cu), % 0
1.2 to 2.0
Iron (Fe), % 46.7 to 56.5
43.1 to 51.8
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 19 to 22
24 to 26
Nitrogen (N), % 0
0 to 0.15
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 1.5 to 3.0
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.010