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EN 1.0031 Steel vs. S41041 Stainless Steel

Both EN 1.0031 steel and S41041 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.0031 steel and the bottom bar is S41041 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 89
240
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 28
17
Fatigue Strength, MPa 160
350
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Shear Strength, MPa 200
560
Tensile Strength: Ultimate (UTS), MPa 310
910
Tensile Strength: Yield (Proof), MPa 210
580

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 400
740
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 53
29
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
8.5
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
2.2
Embodied Energy, MJ/kg 18
31
Embodied Water, L/kg 45
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
140
Resilience: Unit (Modulus of Resilience), kJ/m3 120
860
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 11
32
Strength to Weight: Bending, points 13
27
Thermal Diffusivity, mm2/s 14
7.8
Thermal Shock Resistance, points 9.8
33

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0 to 0.1
0.13 to 0.18
Chromium (Cr), % 0
11.5 to 13
Iron (Fe), % 98.8 to 100
84.5 to 87.8
Manganese (Mn), % 0 to 0.7
0.4 to 0.6
Molybdenum (Mo), % 0
0 to 0.2
Nickel (Ni), % 0
0 to 0.5
Niobium (Nb), % 0
0.15 to 0.45
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 0.35
0 to 0.5
Sulfur (S), % 0 to 0.045
0 to 0.030