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EN 1.4854 Stainless Steel vs. EN 1.8865 Steel

Both EN 1.4854 stainless steel and EN 1.8865 steel are iron alloys. They have a modest 40% of their average alloy composition in common, which, by itself, doesn't mean much. There are 31 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 1.4854 stainless steel and the bottom bar is EN 1.8865 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
200
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
19
Fatigue Strength, MPa 310
340
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 520
410
Tensile Strength: Ultimate (UTS), MPa 750
660
Tensile Strength: Yield (Proof), MPa 340
500

Thermal Properties

Latent Heat of Fusion, J/g 330
250
Maximum Temperature: Mechanical, °C 1170
420
Melting Completion (Liquidus), °C 1370
1460
Melting Onset (Solidus), °C 1330
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 11
39
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 34
3.2
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 5.7
1.8
Embodied Energy, MJ/kg 81
24
Embodied Water, L/kg 220
52

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
120
Resilience: Unit (Modulus of Resilience), kJ/m3 280
670
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26
23
Strength to Weight: Bending, points 23
21
Thermal Diffusivity, mm2/s 2.9
10
Thermal Shock Resistance, points 18
19

Alloy Composition

Boron (B), % 0
0 to 0.0050
Carbon (C), % 0.040 to 0.080
0 to 0.18
Cerium (Ce), % 0.030 to 0.080
0
Chromium (Cr), % 24 to 26
0 to 1.0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 33.6 to 40.6
93.6 to 100
Manganese (Mn), % 0 to 2.0
0 to 1.7
Molybdenum (Mo), % 0
0 to 0.7
Nickel (Ni), % 34 to 36
0 to 1.5
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0.12 to 0.2
0 to 0.015
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 1.2 to 2.0
0 to 0.6
Sulfur (S), % 0 to 0.015
0 to 0.0050
Titanium (Ti), % 0
0 to 0.050
Vanadium (V), % 0
0 to 0.080
Zirconium (Zr), % 0
0 to 0.15