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S21460 Stainless Steel vs. EN 1.6580 Steel

Both S21460 stainless steel and EN 1.6580 steel are iron alloys. They have 65% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S21460 stainless steel and the bottom bar is EN 1.6580 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
220 to 350
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 46
11 to 19
Fatigue Strength, MPa 390
310 to 610
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 580
450 to 700
Tensile Strength: Ultimate (UTS), MPa 830
720 to 1170
Tensile Strength: Yield (Proof), MPa 430
460 to 990

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 920
450
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
4.3
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 3.0
1.8
Embodied Energy, MJ/kg 43
23
Embodied Water, L/kg 160
59

Common Calculations

PREN (Pitting Resistance) 25
3.3
Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
120 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 460
560 to 2590
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30
26 to 41
Strength to Weight: Bending, points 26
23 to 31
Thermal Shock Resistance, points 17
21 to 34

Alloy Composition

Carbon (C), % 0 to 0.12
0.26 to 0.34
Chromium (Cr), % 17 to 19
1.8 to 2.2
Iron (Fe), % 57.3 to 63.7
93.7 to 95.5
Manganese (Mn), % 14 to 16
0.3 to 0.6
Molybdenum (Mo), % 0
0.3 to 0.5
Nickel (Ni), % 5.0 to 6.0
1.8 to 2.2
Nitrogen (N), % 0.35 to 0.5
0
Phosphorus (P), % 0 to 0.060
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035