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EN 1.6579 Steel vs. EN 1.3541 Stainless Steel

Both EN 1.6579 steel and EN 1.3541 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 26 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 1.6579 steel and the bottom bar is EN 1.3541 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260 to 290
220
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Tensile Strength: Ultimate (UTS), MPa 850 to 980
710

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 440
770
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
30
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
3.5

Otherwise Unclassified Properties

Base Metal Price, % relative 3.7
7.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.7
1.9
Embodied Energy, MJ/kg 22
27
Embodied Water, L/kg 56
100

Common Calculations

PREN (Pitting Resistance) 2.4
14
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 30 to 35
26
Strength to Weight: Bending, points 25 to 28
23
Thermal Diffusivity, mm2/s 11
8.1
Thermal Shock Resistance, points 25 to 29
26

Alloy Composition

Carbon (C), % 0.32 to 0.38
0.43 to 0.5
Chromium (Cr), % 1.4 to 1.7
12.5 to 14.5
Iron (Fe), % 94.2 to 96.1
83.4 to 87.5
Manganese (Mn), % 0.6 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.15 to 0.35
0
Nickel (Ni), % 1.4 to 1.7
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030