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EN 1.8881 Steel vs. S39277 Stainless Steel

Both EN 1.8881 steel and S39277 stainless steel are iron alloys. They have 64% 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 EN 1.8881 steel and the bottom bar is S39277 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
250
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16
28
Fatigue Strength, MPa 460
480
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
80
Shear Strength, MPa 510
600
Tensile Strength: Ultimate (UTS), MPa 830
930
Tensile Strength: Yield (Proof), MPa 710
660

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Maximum Temperature: Mechanical, °C 420
1100
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
16
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 3.7
23
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.9
4.2
Embodied Energy, MJ/kg 26
59
Embodied Water, L/kg 54
180

Common Calculations

PREN (Pitting Resistance) 2.0
43
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
240
Resilience: Unit (Modulus of Resilience), kJ/m3 1320
1070
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 29
33
Strength to Weight: Bending, points 25
27
Thermal Diffusivity, mm2/s 11
4.2
Thermal Shock Resistance, points 24
26

Alloy Composition

Boron (B), % 0 to 0.0050
0
Carbon (C), % 0 to 0.2
0 to 0.025
Chromium (Cr), % 0 to 1.5
24 to 26
Copper (Cu), % 0 to 0.3
1.2 to 2.0
Iron (Fe), % 91.9 to 100
56.8 to 64.3
Manganese (Mn), % 0 to 1.7
0 to 0.8
Molybdenum (Mo), % 0 to 0.7
3.0 to 4.0
Nickel (Ni), % 0 to 2.5
6.5 to 8.0
Niobium (Nb), % 0 to 0.060
0
Nitrogen (N), % 0 to 0.015
0.23 to 0.33
Phosphorus (P), % 0 to 0.020
0 to 0.025
Silicon (Si), % 0 to 0.8
0 to 0.8
Sulfur (S), % 0 to 0.0080
0 to 0.0020
Titanium (Ti), % 0 to 0.050
0
Tungsten (W), % 0
0.8 to 1.2
Vanadium (V), % 0 to 0.12
0
Zirconium (Zr), % 0 to 0.15
0