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S82012 Stainless Steel vs. EN 1.4669 Stainless Steel

Both S82012 stainless steel and EN 1.4669 stainless steel are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S82012 stainless steel and the bottom bar is EN 1.4669 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
28
Fatigue Strength, MPa 480
330
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 78
78
Shear Strength, MPa 550
500
Tensile Strength: Ultimate (UTS), MPa 800
780
Tensile Strength: Yield (Proof), MPa 560
450

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 420
440
Maximum Temperature: Mechanical, °C 950
1030
Melting Completion (Liquidus), °C 1430
1420
Melting Onset (Solidus), °C 1380
1370
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 11
13
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.4
2.6
Embodied Energy, MJ/kg 35
38
Embodied Water, L/kg 140
160

Common Calculations

PREN (Pitting Resistance) 24
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
190
Resilience: Unit (Modulus of Resilience), kJ/m3 790
510
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 29
28
Strength to Weight: Bending, points 25
24
Thermal Diffusivity, mm2/s 3.9
4.0
Thermal Shock Resistance, points 23
21

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.045
Chromium (Cr), % 19 to 20.5
21.5 to 24
Copper (Cu), % 0 to 1.0
1.6 to 3.0
Iron (Fe), % 71.3 to 77.9
65.2 to 74.8
Manganese (Mn), % 2.0 to 4.0
1.0 to 3.0
Molybdenum (Mo), % 0.1 to 0.6
0 to 0.5
Nickel (Ni), % 0.8 to 1.5
1.0 to 3.0
Nitrogen (N), % 0.16 to 0.26
0.12 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.030