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EN 1.1151 Steel vs. S41041 Stainless Steel

Both EN 1.1151 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 1.1151 steel and the bottom bar is S41041 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 150
240
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 21 to 26
17
Fatigue Strength, MPa 180 to 240
350
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Shear Strength, MPa 300 to 330
560
Tensile Strength: Ultimate (UTS), MPa 460 to 520
910
Tensile Strength: Yield (Proof), MPa 240 to 340
580

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 400
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 50
29
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
8.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
2.2
Embodied Energy, MJ/kg 19
31
Embodied Water, L/kg 47
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 100
140
Resilience: Unit (Modulus of Resilience), kJ/m3 160 to 310
860
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16 to 18
32
Strength to Weight: Bending, points 17 to 18
27
Thermal Diffusivity, mm2/s 13
7.8
Thermal Shock Resistance, points 15 to 16
33

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0.17 to 0.24
0.13 to 0.18
Chromium (Cr), % 0 to 0.4
11.5 to 13
Iron (Fe), % 97.7 to 99.43
84.5 to 87.8
Manganese (Mn), % 0.4 to 0.7
0.4 to 0.6
Molybdenum (Mo), % 0 to 0.1
0 to 0.2
Nickel (Ni), % 0 to 0.4
0 to 0.5
Niobium (Nb), % 0
0.15 to 0.45
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.035
0 to 0.030