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EN 1.0580 Steel vs. S21904 Stainless Steel

Both EN 1.0580 steel and S21904 stainless steel are iron alloys. They have 65% of their average alloy composition in common. There are 31 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 1.0580 steel and the bottom bar is S21904 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 180
210 to 300
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 5.6 to 25
17 to 51
Fatigue Strength, MPa 210 to 270
380 to 550
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
78
Shear Strength, MPa 340 to 360
510 to 620
Tensile Strength: Ultimate (UTS), MPa 540 to 620
700 to 1000
Tensile Strength: Yield (Proof), MPa 290 to 450
390 to 910

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 400
980
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1420
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 51
14
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
15
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.4
3.0
Embodied Energy, MJ/kg 18
43
Embodied Water, L/kg 46
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31 to 120
160 to 310
Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 540
380 to 2070
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 19 to 22
25 to 36
Strength to Weight: Bending, points 19 to 21
23 to 29
Thermal Diffusivity, mm2/s 14
3.8
Thermal Shock Resistance, points 17 to 20
15 to 21

Alloy Composition

Carbon (C), % 0 to 0.22
0 to 0.040
Chromium (Cr), % 0
19 to 21.5
Iron (Fe), % 97.5 to 100
59.5 to 67.4
Manganese (Mn), % 0 to 1.6
8.0 to 10
Nickel (Ni), % 0
5.5 to 7.5
Nitrogen (N), % 0
0.15 to 0.4
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 0.55
0 to 1.0
Sulfur (S), % 0 to 0.045
0 to 0.030

Comparable Variants