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EN 1.8870 Steel vs. EN 1.4460 Stainless Steel

Both EN 1.8870 steel and EN 1.4460 stainless steel are iron alloys. They have 67% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.8870 steel and the bottom bar is EN 1.4460 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
220
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 21
21
Fatigue Strength, MPa 310
330
Impact Strength: V-Notched Charpy, J 67
83
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
80
Shear Strength, MPa 380
470
Tensile Strength: Ultimate (UTS), MPa 610
750
Tensile Strength: Yield (Proof), MPa 450
510

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 410
1100
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
15
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
18
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 1.7
3.4
Embodied Energy, MJ/kg 22
48
Embodied Water, L/kg 50
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
140
Resilience: Unit (Modulus of Resilience), kJ/m3 530
640
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
27
Strength to Weight: Bending, points 20
24
Thermal Diffusivity, mm2/s 10
4.0
Thermal Shock Resistance, points 18
20

Alloy Composition

Boron (B), % 0 to 0.0050
0
Carbon (C), % 0 to 0.18
0 to 0.050
Chromium (Cr), % 0 to 0.5
25 to 28
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 95.1 to 100
60.2 to 69.2
Manganese (Mn), % 0 to 1.7
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
1.3 to 2.0
Nickel (Ni), % 0 to 1.0
4.5 to 6.5
Niobium (Nb), % 0 to 0.050
0
Nitrogen (N), % 0 to 0.015
0.050 to 0.2
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0 to 0.030
0
Vanadium (V), % 0 to 0.080
0
Zirconium (Zr), % 0 to 0.050
0