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EN 1.5510 Steel vs. S82122 Stainless Steel

Both EN 1.5510 steel and S82122 stainless steel are iron alloys. They have 73% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.5510 steel and the bottom bar is S82122 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 190
260
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 11 to 21
34
Fatigue Strength, MPa 220 to 330
360
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
78
Shear Strength, MPa 310 to 380
460
Tensile Strength: Ultimate (UTS), MPa 450 to 1600
680
Tensile Strength: Yield (Proof), MPa 310 to 520
450

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 400
990
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 51
15
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.4
2.6
Embodied Energy, MJ/kg 19
37
Embodied Water, L/kg 47
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 46 to 260
210
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 710
510
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16 to 57
25
Strength to Weight: Bending, points 17 to 39
22
Thermal Diffusivity, mm2/s 14
4.0
Thermal Shock Resistance, points 13 to 47
19

Alloy Composition

Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.25 to 0.3
0 to 0.030
Chromium (Cr), % 0 to 0.3
20.5 to 21.5
Copper (Cu), % 0 to 0.25
0.5 to 1.5
Iron (Fe), % 97.9 to 99.149
68.9 to 75.4
Manganese (Mn), % 0.6 to 0.9
2.0 to 4.0
Molybdenum (Mo), % 0
0 to 0.6
Nickel (Ni), % 0
1.5 to 2.5
Nitrogen (N), % 0
0.15 to 0.2
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.3
0 to 0.75
Sulfur (S), % 0 to 0.025
0 to 0.020