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S35140 Stainless Steel vs. EN 1.8515 Steel

Both S35140 stainless steel and EN 1.8515 steel are iron alloys. They have 53% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S35140 stainless steel and the bottom bar is EN 1.8515 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
340
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
11
Fatigue Strength, MPa 250
580
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
74
Shear Strength, MPa 460
680
Tensile Strength: Ultimate (UTS), MPa 690
1130
Tensile Strength: Yield (Proof), MPa 310
940

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
470
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 14
40
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 31
3.5
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 5.5
1.6
Embodied Energy, MJ/kg 78
22
Embodied Water, L/kg 190
60

Common Calculations

PREN (Pitting Resistance) 28
4.4
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
120
Resilience: Unit (Modulus of Resilience), kJ/m3 250
2310
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24
40
Strength to Weight: Bending, points 22
31
Thermal Diffusivity, mm2/s 3.7
11
Thermal Shock Resistance, points 16
33

Alloy Composition

Carbon (C), % 0 to 0.1
0.28 to 0.35
Chromium (Cr), % 20 to 22
2.8 to 3.3
Iron (Fe), % 44.1 to 52.7
94.7 to 96.5
Manganese (Mn), % 1.0 to 3.0
0.4 to 0.7
Molybdenum (Mo), % 1.0 to 2.0
0.3 to 0.5
Nickel (Ni), % 25 to 27
0 to 0.3
Niobium (Nb), % 0.25 to 0.75
0
Nitrogen (N), % 0.080 to 0.2
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 0.75
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035