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S66286 Stainless Steel vs. EN 1.4821 Stainless Steel

Both S66286 stainless steel and EN 1.4821 stainless steel are iron alloys. They have 75% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is S66286 stainless steel and the bottom bar is EN 1.4821 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17 to 40
18
Fatigue Strength, MPa 240 to 410
280
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 75
79
Shear Strength, MPa 420 to 630
450
Tensile Strength: Ultimate (UTS), MPa 620 to 1020
730
Tensile Strength: Yield (Proof), MPa 280 to 670
450

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 780
450
Maximum Temperature: Mechanical, °C 920
1100
Melting Completion (Liquidus), °C 1430
1410
Melting Onset (Solidus), °C 1370
1370
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 15
17
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 26
15
Density, g/cm3 7.9
7.6
Embodied Carbon, kg CO2/kg material 6.0
2.9
Embodied Energy, MJ/kg 87
41
Embodied Water, L/kg 170
160

Common Calculations

PREN (Pitting Resistance) 19
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 200
110
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 1150
500
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 24
26
Strength to Weight: Axial, points 22 to 36
26
Strength to Weight: Bending, points 20 to 28
23
Thermal Diffusivity, mm2/s 4.0
4.6
Thermal Shock Resistance, points 13 to 22
21

Alloy Composition

Aluminum (Al), % 0 to 0.35
0
Boron (B), % 0.0010 to 0.010
0
Carbon (C), % 0 to 0.080
0.1 to 0.2
Chromium (Cr), % 13.5 to 16
24.5 to 26.5
Iron (Fe), % 49.1 to 59.5
64.2 to 71.1
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 1.0 to 1.5
0
Nickel (Ni), % 24 to 27
3.5 to 5.5
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0.8 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 1.9 to 2.4
0
Vanadium (V), % 0.1 to 0.5
0