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EN 1.3543 Stainless Steel vs. S41425 Stainless Steel

Both EN 1.3543 stainless steel and S41425 stainless steel are iron alloys. They have a moderately high 93% 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 1.3543 stainless steel and the bottom bar is S41425 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
280
Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Tensile Strength: Ultimate (UTS), MPa 730
920

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 390
390
Maximum Temperature: Mechanical, °C 870
810
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 22
16
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
13
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.3
2.9
Embodied Energy, MJ/kg 32
40
Embodied Water, L/kg 120
120

Common Calculations

PREN (Pitting Resistance) 19
21
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
33
Strength to Weight: Bending, points 24
27
Thermal Diffusivity, mm2/s 6.1
4.4
Thermal Shock Resistance, points 26
33

Alloy Composition

Carbon (C), % 1.0 to 1.2
0 to 0.050
Chromium (Cr), % 16 to 18
12 to 15
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 79.1 to 83.6
74 to 81.9
Manganese (Mn), % 0 to 1.0
0.5 to 1.0
Molybdenum (Mo), % 0.4 to 0.8
1.5 to 2.0
Nickel (Ni), % 0
4.0 to 7.0
Nitrogen (N), % 0
0.060 to 0.12
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.0050