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S21800 Stainless Steel vs. EN 1.0590 Steel

Both S21800 stainless steel and EN 1.0590 steel are iron alloys. They have 64% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is S21800 stainless steel and the bottom bar is EN 1.0590 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 40
19
Fatigue Strength, MPa 330
290
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
73
Shear Strength, MPa 510
380
Tensile Strength: Ultimate (UTS), MPa 740
620
Tensile Strength: Yield (Proof), MPa 390
430

Thermal Properties

Latent Heat of Fusion, J/g 340
250
Maximum Temperature: Mechanical, °C 900
400
Melting Completion (Liquidus), °C 1360
1460
Melting Onset (Solidus), °C 1310
1420
Specific Heat Capacity, J/kg-K 500
470
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Base Metal Price, % relative 15
2.1
Density, g/cm3 7.5
7.8
Embodied Carbon, kg CO2/kg material 3.1
1.6
Embodied Energy, MJ/kg 45
22
Embodied Water, L/kg 150
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 250
110
Resilience: Unit (Modulus of Resilience), kJ/m3 390
480
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 27
22
Strength to Weight: Bending, points 24
21
Thermal Shock Resistance, points 17
20

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.24
Chromium (Cr), % 16 to 18
0
Copper (Cu), % 0
0 to 0.6
Iron (Fe), % 59.1 to 65.4
96.4 to 100
Manganese (Mn), % 7.0 to 9.0
0 to 1.8
Nickel (Ni), % 8.0 to 9.0
0
Niobium (Nb), % 0
0 to 0.060
Nitrogen (N), % 0.080 to 0.18
0 to 0.027
Phosphorus (P), % 0 to 0.060
0 to 0.040
Silicon (Si), % 3.5 to 4.5
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.040
Titanium (Ti), % 0
0 to 0.060
Vanadium (V), % 0
0 to 0.15