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S24000 Stainless Steel vs. EN 1.1221 Steel

Both S24000 stainless steel and EN 1.1221 steel are iron alloys. They have 67% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S24000 stainless steel and the bottom bar is EN 1.1221 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
210 to 250
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 39
10 to 21
Fatigue Strength, MPa 370
240 to 340
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
72
Shear Strength, MPa 530
450 to 520
Tensile Strength: Ultimate (UTS), MPa 770
730 to 870
Tensile Strength: Yield (Proof), MPa 430
390 to 550

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 910
400
Melting Completion (Liquidus), °C 1390
1460
Melting Onset (Solidus), °C 1350
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 12
2.1
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.5
Embodied Energy, MJ/kg 39
19
Embodied Water, L/kg 150
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 260
67 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 470
410 to 800
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28
26 to 31
Strength to Weight: Bending, points 24
23 to 26
Thermal Shock Resistance, points 16
23 to 28

Alloy Composition

Carbon (C), % 0 to 0.080
0.57 to 0.65
Chromium (Cr), % 17 to 19
0 to 0.4
Iron (Fe), % 61.5 to 69
97.1 to 98.8
Manganese (Mn), % 11.5 to 14.5
0.6 to 0.9
Molybdenum (Mo), % 0
0 to 0.1
Nickel (Ni), % 2.3 to 3.7
0 to 0.4
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.060
0 to 0.035
Silicon (Si), % 0 to 0.75
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035