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EN 1.8879 Steel vs. S41041 Stainless Steel

Both EN 1.8879 steel and S41041 stainless steel are iron alloys. They have 88% 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 EN 1.8879 steel and the bottom bar is S41041 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
240
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16
17
Fatigue Strength, MPa 460
350
Impact Strength: V-Notched Charpy, J 67
31
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Shear Strength, MPa 510
560
Tensile Strength: Ultimate (UTS), MPa 830
910
Tensile Strength: Yield (Proof), MPa 710
580

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Maximum Temperature: Mechanical, °C 420
740
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
29
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 3.7
8.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.9
2.2
Embodied Energy, MJ/kg 26
31
Embodied Water, L/kg 54
100

Common Calculations

PREN (Pitting Resistance) 2.0
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
140
Resilience: Unit (Modulus of Resilience), kJ/m3 1320
860
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 29
32
Strength to Weight: Bending, points 25
27
Thermal Diffusivity, mm2/s 11
7.8
Thermal Shock Resistance, points 24
33

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Boron (B), % 0 to 0.0050
0
Carbon (C), % 0 to 0.2
0.13 to 0.18
Chromium (Cr), % 0 to 1.5
11.5 to 13
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 91.9 to 100
84.5 to 87.8
Manganese (Mn), % 0 to 1.7
0.4 to 0.6
Molybdenum (Mo), % 0 to 0.7
0 to 0.2
Nickel (Ni), % 0 to 2.5
0 to 0.5
Niobium (Nb), % 0 to 0.060
0.15 to 0.45
Nitrogen (N), % 0 to 0.015
0
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.8
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0 to 0.050
0
Vanadium (V), % 0 to 0.12
0
Zirconium (Zr), % 0 to 0.15
0