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EN 1.4415 Stainless Steel vs. EN 1.3543 Stainless Steel

Both EN 1.4415 stainless steel and EN 1.3543 stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.4415 stainless steel and the bottom bar is EN 1.3543 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 830 to 930
730

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 390
390
Maximum Temperature: Mechanical, °C 790
870
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 19
22
Thermal Expansion, µm/m-K 9.9
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 13
9.0
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 3.6
2.3
Embodied Energy, MJ/kg 51
32
Embodied Water, L/kg 120
120

Common Calculations

PREN (Pitting Resistance) 19
19
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 29 to 33
27
Strength to Weight: Bending, points 25 to 27
24
Thermal Diffusivity, mm2/s 5.1
6.1
Thermal Shock Resistance, points 30 to 34
26

Alloy Composition

Carbon (C), % 0 to 0.030
1.0 to 1.2
Chromium (Cr), % 11.5 to 13.5
16 to 18
Iron (Fe), % 75.9 to 82.4
79.1 to 83.6
Manganese (Mn), % 0 to 0.5
0 to 1.0
Molybdenum (Mo), % 1.5 to 2.5
0.4 to 0.8
Nickel (Ni), % 4.5 to 6.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0 to 0.010
0
Vanadium (V), % 0.1 to 0.5
0