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S21460 Stainless Steel vs. EN 1.7231 Steel

Both S21460 stainless steel and EN 1.7231 steel are iron alloys. They have 63% of their average alloy composition in common. There are 26 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 S21460 stainless steel and the bottom bar is EN 1.7231 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
240 to 280
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 46
11 to 12
Fatigue Strength, MPa 390
360 to 500
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 830
790 to 930
Tensile Strength: Yield (Proof), MPa 430
570 to 800

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 920
420
Melting Completion (Liquidus), °C 1380
1460
Melting Onset (Solidus), °C 1330
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 18
13

Otherwise Unclassified Properties

Base Metal Price, % relative 14
2.5
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 3.0
1.5
Embodied Energy, MJ/kg 43
20
Embodied Water, L/kg 160
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
87 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 460
870 to 1700
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30
28 to 33
Strength to Weight: Bending, points 26
24 to 27
Thermal Shock Resistance, points 17
23 to 27

Alloy Composition

Carbon (C), % 0 to 0.12
0.38 to 0.45
Chromium (Cr), % 17 to 19
0.8 to 1.2
Iron (Fe), % 57.3 to 63.7
96.4 to 98.1
Manganese (Mn), % 14 to 16
0.6 to 1.0
Molybdenum (Mo), % 0
0.15 to 0.3
Nickel (Ni), % 5.0 to 6.0
0
Nitrogen (N), % 0.35 to 0.5
0
Phosphorus (P), % 0 to 0.060
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030