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EN 1.4539 Stainless Steel vs. S82012 Stainless Steel

Both EN 1.4539 stainless steel and S82012 stainless steel are iron alloys. They have 71% 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 EN 1.4539 stainless steel and the bottom bar is S82012 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 38
40
Fatigue Strength, MPa 220
480
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
78
Shear Strength, MPa 430
550
Tensile Strength: Ultimate (UTS), MPa 630
800
Tensile Strength: Yield (Proof), MPa 260
560

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 420
420
Maximum Temperature: Mechanical, °C 1100
950
Melting Completion (Liquidus), °C 1440
1430
Melting Onset (Solidus), °C 1390
1380
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 31
11
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 5.7
2.4
Embodied Energy, MJ/kg 78
35
Embodied Water, L/kg 200
140

Common Calculations

PREN (Pitting Resistance) 36
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
290
Resilience: Unit (Modulus of Resilience), kJ/m3 160
790
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
29
Strength to Weight: Bending, points 20
25
Thermal Diffusivity, mm2/s 3.2
3.9
Thermal Shock Resistance, points 14
23

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.050
Chromium (Cr), % 19 to 21
19 to 20.5
Copper (Cu), % 1.2 to 2.0
0 to 1.0
Iron (Fe), % 43.1 to 51.8
71.3 to 77.9
Manganese (Mn), % 0 to 2.0
2.0 to 4.0
Molybdenum (Mo), % 4.0 to 5.0
0.1 to 0.6
Nickel (Ni), % 24 to 26
0.8 to 1.5
Nitrogen (N), % 0 to 0.15
0.16 to 0.26
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.7
0 to 0.8
Sulfur (S), % 0 to 0.010
0 to 0.0050