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AISI 314 Stainless Steel vs. EN 1.4724 Stainless Steel

Both AISI 314 stainless steel and EN 1.4724 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 66% 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 314 stainless steel and the bottom bar is EN 1.4724 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
16
Fatigue Strength, MPa 210
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
75
Shear Strength, MPa 410
340
Tensile Strength: Ultimate (UTS), MPa 590
550
Tensile Strength: Yield (Proof), MPa 230
280

Thermal Properties

Latent Heat of Fusion, J/g 330
290
Maximum Temperature: Corrosion, °C 440
390
Maximum Temperature: Mechanical, °C 1100
850
Melting Completion (Liquidus), °C 1380
1430
Melting Onset (Solidus), °C 1340
1390
Specific Heat Capacity, J/kg-K 490
490
Thermal Conductivity, W/m-K 15
21
Thermal Expansion, µm/m-K 15
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 25
7.0
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 4.3
2.0
Embodied Energy, MJ/kg 62
28
Embodied Water, L/kg 190
110

Common Calculations

PREN (Pitting Resistance) 25
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
73
Resilience: Unit (Modulus of Resilience), kJ/m3 130
210
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
20
Strength to Weight: Bending, points 20
19
Thermal Diffusivity, mm2/s 3.9
5.6
Thermal Shock Resistance, points 14
19

Alloy Composition

Aluminum (Al), % 0
0.7 to 1.2
Carbon (C), % 0 to 0.25
0 to 0.12
Chromium (Cr), % 23 to 26
12 to 14
Iron (Fe), % 46.7 to 56.5
82.2 to 86.6
Manganese (Mn), % 0 to 2.0
0 to 1.0
Nickel (Ni), % 19 to 22
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 1.5 to 3.0
0.7 to 1.4
Sulfur (S), % 0 to 0.030
0 to 0.015