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EN 1.4669 Stainless Steel vs. S82122 Stainless Steel

Both EN 1.4669 stainless steel and S82122 stainless steel are iron alloys. They have a very high 97% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4669 stainless steel and the bottom bar is S82122 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
260
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
34
Fatigue Strength, MPa 330
360
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 78
78
Shear Strength, MPa 500
460
Tensile Strength: Ultimate (UTS), MPa 780
680
Tensile Strength: Yield (Proof), MPa 450
450

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 440
430
Maximum Temperature: Mechanical, °C 1030
990
Melting Completion (Liquidus), °C 1420
1420
Melting Onset (Solidus), °C 1370
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 13
12
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 38
37
Embodied Water, L/kg 160
150

Common Calculations

PREN (Pitting Resistance) 26
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
210
Resilience: Unit (Modulus of Resilience), kJ/m3 510
510
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28
25
Strength to Weight: Bending, points 24
22
Thermal Diffusivity, mm2/s 4.0
4.0
Thermal Shock Resistance, points 21
19

Alloy Composition

Carbon (C), % 0 to 0.045
0 to 0.030
Chromium (Cr), % 21.5 to 24
20.5 to 21.5
Copper (Cu), % 1.6 to 3.0
0.5 to 1.5
Iron (Fe), % 65.2 to 74.8
68.9 to 75.4
Manganese (Mn), % 1.0 to 3.0
2.0 to 4.0
Molybdenum (Mo), % 0 to 0.5
0 to 0.6
Nickel (Ni), % 1.0 to 3.0
1.5 to 2.5
Nitrogen (N), % 0.12 to 0.2
0.15 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.020