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EN 1.4874 Stainless Steel vs. S82122 Stainless Steel

Both EN 1.4874 stainless steel and S82122 stainless steel are iron alloys. They have 55% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4874 stainless steel and the bottom bar is S82122 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
260
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 6.7
34
Fatigue Strength, MPa 180
360
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
78
Tensile Strength: Ultimate (UTS), MPa 480
680
Tensile Strength: Yield (Proof), MPa 360
450

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 560
430
Maximum Temperature: Mechanical, °C 1150
990
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 15
13

Otherwise Unclassified Properties

Base Metal Price, % relative 70
12
Density, g/cm3 8.4
7.7
Embodied Carbon, kg CO2/kg material 7.6
2.6
Embodied Energy, MJ/kg 110
37
Embodied Water, L/kg 290
150

Common Calculations

PREN (Pitting Resistance) 34
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
210
Resilience: Unit (Modulus of Resilience), kJ/m3 310
510
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16
25
Strength to Weight: Bending, points 16
22
Thermal Diffusivity, mm2/s 3.3
4.0
Thermal Shock Resistance, points 11
19

Alloy Composition

Carbon (C), % 0.35 to 0.65
0 to 0.030
Chromium (Cr), % 19 to 22
20.5 to 21.5
Cobalt (Co), % 18.5 to 22
0
Copper (Cu), % 0
0.5 to 1.5
Iron (Fe), % 23 to 38.9
68.9 to 75.4
Manganese (Mn), % 0 to 2.0
2.0 to 4.0
Molybdenum (Mo), % 2.5 to 3.0
0 to 0.6
Nickel (Ni), % 18 to 22
1.5 to 2.5
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0
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
Tungsten (W), % 2.0 to 3.0
0