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EN 1.4652 Stainless Steel vs. AISI 431 Stainless Steel

Both EN 1.4652 stainless steel and AISI 431 stainless steel are iron alloys. They have 61% 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 EN 1.4652 stainless steel and the bottom bar is AISI 431 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
250
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 45
15 to 17
Fatigue Strength, MPa 450
430 to 610
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
77
Shear Strength, MPa 610
550 to 840
Tensile Strength: Ultimate (UTS), MPa 880
890 to 1380
Tensile Strength: Yield (Proof), MPa 490
710 to 1040

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 440
400
Maximum Temperature: Mechanical, °C 1100
850
Melting Completion (Liquidus), °C 1460
1510
Melting Onset (Solidus), °C 1410
1450
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 9.8
26
Thermal Expansion, µm/m-K 15
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 34
9.0
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 6.4
2.2
Embodied Energy, MJ/kg 87
31
Embodied Water, L/kg 220
120

Common Calculations

PREN (Pitting Resistance) 57
16
Resilience: Ultimate (Unit Rupture Work), MJ/m3 340
140 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 570
1270 to 2770
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
32 to 50
Strength to Weight: Bending, points 25
27 to 36
Thermal Diffusivity, mm2/s 2.6
7.0
Thermal Shock Resistance, points 20
28 to 43

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.2
Chromium (Cr), % 23 to 25
15 to 17
Copper (Cu), % 0.3 to 0.6
0
Iron (Fe), % 38.3 to 46.3
78.2 to 83.8
Manganese (Mn), % 2.0 to 4.0
0 to 1.0
Molybdenum (Mo), % 7.0 to 8.0
0
Nickel (Ni), % 21 to 23
1.3 to 2.5
Nitrogen (N), % 0.45 to 0.55
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.030