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EN 1.4412 Stainless Steel vs. S82012 Stainless Steel

Both EN 1.4412 stainless steel and S82012 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 31 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 1.4412 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, % 34
40
Fatigue Strength, MPa 190
480
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
78
Tensile Strength: Ultimate (UTS), MPa 490
800
Tensile Strength: Yield (Proof), MPa 230
560

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 420
420
Maximum Temperature: Mechanical, °C 1000
950
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 20
11
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.1
2.4
Embodied Energy, MJ/kg 56
35
Embodied Water, L/kg 160
140

Common Calculations

PREN (Pitting Resistance) 30
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
290
Resilience: Unit (Modulus of Resilience), kJ/m3 140
790
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 17
29
Strength to Weight: Bending, points 18
25
Thermal Diffusivity, mm2/s 3.9
3.9
Thermal Shock Resistance, points 11
23

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.050
Chromium (Cr), % 18 to 20
19 to 20.5
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 60.4 to 69
71.3 to 77.9
Manganese (Mn), % 0 to 1.5
2.0 to 4.0
Molybdenum (Mo), % 3.0 to 3.5
0.1 to 0.6
Nickel (Ni), % 10 to 13
0.8 to 1.5
Nitrogen (N), % 0
0.16 to 0.26
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.5
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.0050