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EN 1.4369 Stainless Steel vs. S82012 Stainless Steel

Both EN 1.4369 stainless steel and S82012 stainless steel are iron alloys. They have 90% 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 1.4369 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, % 40
40
Fatigue Strength, MPa 330
480
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Shear Strength, MPa 580
550
Tensile Strength: Ultimate (UTS), MPa 850
800
Tensile Strength: Yield (Proof), MPa 390
560

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 420
420
Maximum Temperature: Mechanical, °C 940
950
Melting Completion (Liquidus), °C 1400
1430
Melting Onset (Solidus), °C 1360
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 14
11
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 3.0
2.4
Embodied Energy, MJ/kg 43
35
Embodied Water, L/kg 150
140

Common Calculations

PREN (Pitting Resistance) 23
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 280
290
Resilience: Unit (Modulus of Resilience), kJ/m3 380
790
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31
29
Strength to Weight: Bending, points 26
25
Thermal Diffusivity, mm2/s 4.0
3.9
Thermal Shock Resistance, points 18
23

Alloy Composition

Carbon (C), % 0.070 to 0.15
0 to 0.050
Chromium (Cr), % 17.5 to 19.5
19 to 20.5
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 63 to 70.2
71.3 to 77.9
Manganese (Mn), % 5.0 to 7.5
2.0 to 4.0
Molybdenum (Mo), % 0
0.1 to 0.6
Nickel (Ni), % 6.5 to 8.5
0.8 to 1.5
Nitrogen (N), % 0.2 to 0.3
0.16 to 0.26
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.5 to 1.0
0 to 0.8
Sulfur (S), % 0 to 0.015
0 to 0.0050