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EN 1.6587 Steel vs. EN 1.4020 Stainless Steel

Both EN 1.6587 steel and EN 1.4020 stainless steel are iron alloys. They have 71% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is EN 1.6587 steel and the bottom bar is EN 1.4020 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 220
190 to 340
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 520 to 1420
770 to 1130

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 440
890
Melting Completion (Liquidus), °C 1460
1390
Melting Onset (Solidus), °C 1420
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 13
17

Otherwise Unclassified Properties

Base Metal Price, % relative 3.8
11
Density, g/cm3 7.9
7.6
Embodied Carbon, kg CO2/kg material 1.7
2.5
Embodied Energy, MJ/kg 22
37
Embodied Water, L/kg 58
150

Common Calculations

PREN (Pitting Resistance) 2.6
23
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18 to 50
28 to 41
Strength to Weight: Bending, points 18 to 36
25 to 32
Thermal Shock Resistance, points 15 to 42
16 to 23

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0.15 to 0.21
0 to 0.15
Chromium (Cr), % 1.5 to 1.8
16.5 to 19
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 94.4 to 96.4
62.8 to 71.8
Manganese (Mn), % 0.5 to 0.9
11 to 14
Molybdenum (Mo), % 0.25 to 0.35
0
Nickel (Ni), % 1.4 to 1.7
0.5 to 2.5
Nitrogen (N), % 0
0.2 to 0.45
Oxygen (O), % 0 to 0.0020
0
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030