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EN 1.3541 Stainless Steel vs. S20431 Stainless Steel

Both EN 1.3541 stainless steel and S20431 stainless steel are iron alloys. They have 85% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.3541 stainless steel and the bottom bar is S20431 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
210
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Tensile Strength: Ultimate (UTS), MPa 710
710

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Corrosion, °C 390
410
Maximum Temperature: Mechanical, °C 770
890
Melting Completion (Liquidus), °C 1440
1400
Melting Onset (Solidus), °C 1390
1360
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 30
15
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
12
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 1.9
2.5
Embodied Energy, MJ/kg 27
36
Embodied Water, L/kg 100
140

Common Calculations

PREN (Pitting Resistance) 14
20
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 26
25
Strength to Weight: Bending, points 23
23
Thermal Diffusivity, mm2/s 8.1
4.0
Thermal Shock Resistance, points 26
15

Alloy Composition

Carbon (C), % 0.43 to 0.5
0 to 0.12
Chromium (Cr), % 12.5 to 14.5
17 to 18
Copper (Cu), % 0
1.5 to 3.5
Iron (Fe), % 83.4 to 87.5
66.1 to 74.4
Manganese (Mn), % 0 to 1.0
5.0 to 7.0
Nickel (Ni), % 0
2.0 to 4.0
Nitrogen (N), % 0
0.1 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030