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EN 1.5024 Steel vs. S82122 Stainless Steel

Both EN 1.5024 steel and S82122 stainless steel are iron alloys. They have 73% of their average alloy composition in common. There are 25 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 EN 1.5024 steel and the bottom bar is S82122 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 470
260
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
78
Tensile Strength: Ultimate (UTS), MPa 670 to 1930
680

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Mechanical, °C 400
990
Melting Completion (Liquidus), °C 1440
1420
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 50
15
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
12
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 1.4
2.6
Embodied Energy, MJ/kg 19
37
Embodied Water, L/kg 45
150

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24 to 69
25
Strength to Weight: Bending, points 22 to 45
22
Thermal Diffusivity, mm2/s 14
4.0
Thermal Shock Resistance, points 20 to 58
19

Alloy Composition

Carbon (C), % 0.42 to 0.5
0 to 0.030
Chromium (Cr), % 0
20.5 to 21.5
Copper (Cu), % 0
0.5 to 1.5
Iron (Fe), % 96.7 to 97.6
68.9 to 75.4
Manganese (Mn), % 0.5 to 0.8
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), % 1.5 to 2.0
0 to 0.75
Sulfur (S), % 0 to 0.025
0 to 0.020