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EN 1.4580 Stainless Steel vs. S82122 Stainless Steel

Both EN 1.4580 stainless steel and S82122 stainless steel are iron alloys. They have 87% 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 1.4580 stainless steel and the bottom bar is S82122 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
260
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
34
Fatigue Strength, MPa 210
360
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
78
Shear Strength, MPa 430
460
Tensile Strength: Ultimate (UTS), MPa 620
680
Tensile Strength: Yield (Proof), MPa 250
450

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 480
430
Maximum Temperature: Mechanical, °C 950
990
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 22
12
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.3
2.6
Embodied Energy, MJ/kg 60
37
Embodied Water, L/kg 150
150

Common Calculations

PREN (Pitting Resistance) 25
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
210
Resilience: Unit (Modulus of Resilience), kJ/m3 150
510
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
25
Strength to Weight: Bending, points 21
22
Thermal Diffusivity, mm2/s 4.0
4.0
Thermal Shock Resistance, points 14
19

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 16.5 to 18.5
20.5 to 21.5
Copper (Cu), % 0
0.5 to 1.5
Iron (Fe), % 61.4 to 71
68.9 to 75.4
Manganese (Mn), % 0 to 2.0
2.0 to 4.0
Molybdenum (Mo), % 2.0 to 2.5
0 to 0.6
Nickel (Ni), % 10.5 to 13.5
1.5 to 2.5
Niobium (Nb), % 0 to 1.0
0
Nitrogen (N), % 0
0.15 to 0.2
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.015
0 to 0.020