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EN 1.4807 Stainless Steel vs. EN 1.8870 Steel

Both EN 1.4807 stainless steel and EN 1.8870 steel are iron alloys. They have 44% of their average alloy composition in common. There are 30 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 1.4807 stainless steel and the bottom bar is EN 1.8870 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 4.5
21
Fatigue Strength, MPa 120
310
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 75
73
Tensile Strength: Ultimate (UTS), MPa 480
610
Tensile Strength: Yield (Proof), MPa 250
450

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 1000
410
Melting Completion (Liquidus), °C 1390
1460
Melting Onset (Solidus), °C 1350
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 12
39
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 39
2.8
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 6.8
1.7
Embodied Energy, MJ/kg 97
22
Embodied Water, L/kg 190
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18
120
Resilience: Unit (Modulus of Resilience), kJ/m3 160
530
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
22
Strength to Weight: Bending, points 17
20
Thermal Diffusivity, mm2/s 3.2
10
Thermal Shock Resistance, points 12
18

Alloy Composition

Boron (B), % 0
0 to 0.0050
Carbon (C), % 0.3 to 0.5
0 to 0.18
Chromium (Cr), % 17 to 20
0 to 0.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 36.6 to 46.7
95.1 to 100
Manganese (Mn), % 0 to 2.0
0 to 1.7
Molybdenum (Mo), % 0 to 0.5
0 to 0.5
Nickel (Ni), % 34 to 36
0 to 1.0
Niobium (Nb), % 1.0 to 1.8
0 to 0.050
Nitrogen (N), % 0
0 to 0.015
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 1.0 to 2.5
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0 to 0.030
Vanadium (V), % 0
0 to 0.080
Zirconium (Zr), % 0
0 to 0.050