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EN 1.4874 Stainless Steel vs. S82012 Stainless Steel

Both EN 1.4874 stainless steel and S82012 stainless steel are iron alloys. They have 54% 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 S82012 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 6.7
40
Fatigue Strength, MPa 180
480
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
78
Tensile Strength: Ultimate (UTS), MPa 480
800
Tensile Strength: Yield (Proof), MPa 360
560

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 560
420
Maximum Temperature: Mechanical, °C 1150
950
Melting Completion (Liquidus), °C 1450
1430
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
11
Density, g/cm3 8.4
7.7
Embodied Carbon, kg CO2/kg material 7.6
2.4
Embodied Energy, MJ/kg 110
35
Embodied Water, L/kg 290
140

Common Calculations

PREN (Pitting Resistance) 34
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
290
Resilience: Unit (Modulus of Resilience), kJ/m3 310
790
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16
29
Strength to Weight: Bending, points 16
25
Thermal Diffusivity, mm2/s 3.3
3.9
Thermal Shock Resistance, points 11
23

Alloy Composition

Carbon (C), % 0.35 to 0.65
0 to 0.050
Chromium (Cr), % 19 to 22
19 to 20.5
Cobalt (Co), % 18.5 to 22
0
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 23 to 38.9
71.3 to 77.9
Manganese (Mn), % 0 to 2.0
2.0 to 4.0
Molybdenum (Mo), % 2.5 to 3.0
0.1 to 0.6
Nickel (Ni), % 18 to 22
0.8 to 1.5
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0
0.16 to 0.26
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