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AISI 431 Stainless Steel vs. EN 1.4613 Stainless Steel

Both AISI 431 stainless steel and EN 1.4613 stainless steel are iron alloys. They have a moderately high 91% 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 431 stainless steel and the bottom bar is EN 1.4613 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 15 to 17
21
Fatigue Strength, MPa 430 to 610
180
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
79
Shear Strength, MPa 550 to 840
330
Tensile Strength: Ultimate (UTS), MPa 890 to 1380
530
Tensile Strength: Yield (Proof), MPa 710 to 1040
280

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 400
550
Maximum Temperature: Mechanical, °C 850
1050
Melting Completion (Liquidus), °C 1510
1430
Melting Onset (Solidus), °C 1450
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 26
19
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
12
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.2
2.6
Embodied Energy, MJ/kg 31
38
Embodied Water, L/kg 120
150

Common Calculations

PREN (Pitting Resistance) 16
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 180
91
Resilience: Unit (Modulus of Resilience), kJ/m3 1270 to 2770
190
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32 to 50
19
Strength to Weight: Bending, points 27 to 36
19
Thermal Diffusivity, mm2/s 7.0
5.2
Thermal Shock Resistance, points 28 to 43
18

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0 to 0.2
0 to 0.030
Chromium (Cr), % 15 to 17
22 to 25
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 78.2 to 83.8
70.3 to 77.8
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 1.3 to 2.5
0 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.050
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.050
Titanium (Ti), % 0
0.2 to 1.0