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S39274 Stainless Steel vs. EN 1.8871 Steel

Both S39274 stainless steel and EN 1.8871 steel are iron alloys. They have 63% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S39274 stainless steel and the bottom bar is EN 1.8871 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
180
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 17
22
Fatigue Strength, MPa 380
320
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
73
Shear Strength, MPa 560
380
Tensile Strength: Ultimate (UTS), MPa 900
610
Tensile Strength: Yield (Proof), MPa 620
460

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
410
Melting Completion (Liquidus), °C 1480
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 24
2.8
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 4.3
1.7
Embodied Energy, MJ/kg 60
22
Embodied Water, L/kg 180
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
120
Resilience: Unit (Modulus of Resilience), kJ/m3 940
550
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 32
22
Strength to Weight: Bending, points 26
20
Thermal Diffusivity, mm2/s 4.2
10
Thermal Shock Resistance, points 25
18

Alloy Composition

Boron (B), % 0
0 to 0.0050
Carbon (C), % 0 to 0.030
0 to 0.18
Chromium (Cr), % 24 to 26
0 to 0.5
Copper (Cu), % 0.2 to 0.8
0 to 0.3
Iron (Fe), % 57 to 65.6
95.1 to 100
Manganese (Mn), % 0 to 1.0
0 to 1.7
Molybdenum (Mo), % 2.5 to 3.5
0 to 0.5
Nickel (Ni), % 6.0 to 8.0
0 to 1.0
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0.24 to 0.32
0 to 0.015
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.8
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.010
Titanium (Ti), % 0
0 to 0.030
Tungsten (W), % 1.5 to 2.5
0
Vanadium (V), % 0
0 to 0.080
Zirconium (Zr), % 0
0 to 0.050