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EN 1.4874 Stainless Steel vs. S82031 Stainless Steel

Both EN 1.4874 stainless steel and S82031 stainless steel are iron alloys. They have 57% of their average alloy composition in common. There are 29 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 EN 1.4874 stainless steel and the bottom bar is S82031 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 6.7
39
Fatigue Strength, MPa 180
490
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
78
Tensile Strength: Ultimate (UTS), MPa 480
780
Tensile Strength: Yield (Proof), MPa 360
570

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 560
430
Maximum Temperature: Mechanical, °C 1150
980
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1390
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
13
Density, g/cm3 8.4
7.7
Embodied Carbon, kg CO2/kg material 7.6
2.8
Embodied Energy, MJ/kg 110
39
Embodied Water, L/kg 290
150

Common Calculations

PREN (Pitting Resistance) 34
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
280
Resilience: Unit (Modulus of Resilience), kJ/m3 310
820
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16
28
Strength to Weight: Bending, points 16
24
Thermal Diffusivity, mm2/s 3.3
3.9
Thermal Shock Resistance, points 11
22

Alloy Composition

Carbon (C), % 0.35 to 0.65
0 to 0.050
Chromium (Cr), % 19 to 22
19 to 22
Cobalt (Co), % 18.5 to 22
0
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 23 to 38.9
68 to 78.3
Manganese (Mn), % 0 to 2.0
0 to 2.5
Molybdenum (Mo), % 2.5 to 3.0
0.6 to 1.4
Nickel (Ni), % 18 to 22
2.0 to 4.0
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0
0.14 to 0.24
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.0050
Tungsten (W), % 2.0 to 3.0
0