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EN 1.6587 Steel vs. AISI 304N Stainless Steel

Both EN 1.6587 steel and AISI 304N stainless steel are iron alloys. They have 74% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.6587 steel and the bottom bar is AISI 304N stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 220
190 to 360
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
620 to 1180

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 440
960
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 41
16
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 3.8
15
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.7
3.0
Embodied Energy, MJ/kg 22
43
Embodied Water, L/kg 58
150

Common Calculations

PREN (Pitting Resistance) 2.6
21
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18 to 50
22 to 42
Strength to Weight: Bending, points 18 to 36
21 to 32
Thermal Diffusivity, mm2/s 11
4.2
Thermal Shock Resistance, points 15 to 42
14 to 26

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0.15 to 0.21
0 to 0.080
Chromium (Cr), % 1.5 to 1.8
18 to 20
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 94.4 to 96.4
66.4 to 73.9
Manganese (Mn), % 0.5 to 0.9
0 to 2.0
Molybdenum (Mo), % 0.25 to 0.35
0
Nickel (Ni), % 1.4 to 1.7
8.0 to 10.5
Nitrogen (N), % 0
0.1 to 0.16
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 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030

Comparable Variants