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S20431 Stainless Steel vs. EN 1.4652 Stainless Steel

Both S20431 stainless steel and EN 1.4652 stainless steel are iron alloys. They have 67% 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 S20431 stainless steel and the bottom bar is EN 1.4652 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
270
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 46
45
Fatigue Strength, MPa 320
450
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
81
Shear Strength, MPa 500
610
Tensile Strength: Ultimate (UTS), MPa 710
880
Tensile Strength: Yield (Proof), MPa 350
490

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Maximum Temperature: Corrosion, °C 410
440
Maximum Temperature: Mechanical, °C 890
1100
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1360
1410
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 15
9.8
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 12
34
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.5
6.4
Embodied Energy, MJ/kg 36
87
Embodied Water, L/kg 140
220

Common Calculations

PREN (Pitting Resistance) 20
57
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
340
Resilience: Unit (Modulus of Resilience), kJ/m3 310
570
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
30
Strength to Weight: Bending, points 23
25
Thermal Diffusivity, mm2/s 4.0
2.6
Thermal Shock Resistance, points 15
20

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.020
Chromium (Cr), % 17 to 18
23 to 25
Copper (Cu), % 1.5 to 3.5
0.3 to 0.6
Iron (Fe), % 66.1 to 74.4
38.3 to 46.3
Manganese (Mn), % 5.0 to 7.0
2.0 to 4.0
Molybdenum (Mo), % 0
7.0 to 8.0
Nickel (Ni), % 2.0 to 4.0
21 to 23
Nitrogen (N), % 0.1 to 0.25
0.45 to 0.55
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.0050