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EN 1.4024 Stainless Steel vs. S21600 Stainless Steel

Both EN 1.4024 stainless steel and S21600 stainless steel are iron alloys. They have 77% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.4024 stainless steel and the bottom bar is S21600 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 15 to 22
46
Fatigue Strength, MPa 220 to 300
360
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
79
Shear Strength, MPa 370 to 460
500
Tensile Strength: Ultimate (UTS), MPa 590 to 750
710
Tensile Strength: Yield (Proof), MPa 330 to 510
390

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 390
420
Maximum Temperature: Mechanical, °C 760
990
Melting Completion (Liquidus), °C 1440
1420
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 11
17

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
17
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 1.9
3.6
Embodied Energy, MJ/kg 27
50
Embodied Water, L/kg 100
160

Common Calculations

PREN (Pitting Resistance) 13
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 110
270
Resilience: Unit (Modulus of Resilience), kJ/m3 280 to 660
370
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21 to 27
25
Strength to Weight: Bending, points 20 to 24
23
Thermal Shock Resistance, points 21 to 26
15

Alloy Composition

Carbon (C), % 0.12 to 0.17
0 to 0.080
Chromium (Cr), % 12 to 14
17.5 to 22
Iron (Fe), % 83.8 to 87.9
57.6 to 67.8
Manganese (Mn), % 0 to 1.0
7.5 to 9.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0
5.0 to 7.0
Nitrogen (N), % 0
0.25 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.015
0 to 0.030