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S82012 Stainless Steel vs. EN 1.4319 Stainless Steel

Both S82012 stainless steel and EN 1.4319 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 1.4319 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
51
Fatigue Strength, MPa 480
240
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
77
Shear Strength, MPa 550
460
Tensile Strength: Ultimate (UTS), MPa 800
640
Tensile Strength: Yield (Proof), MPa 560
250

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 950
890
Melting Completion (Liquidus), °C 1430
1430
Melting Onset (Solidus), °C 1380
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 11
13
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.4
2.7
Embodied Energy, MJ/kg 35
39
Embodied Water, L/kg 140
130

Common Calculations

PREN (Pitting Resistance) 24
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
260
Resilience: Unit (Modulus of Resilience), kJ/m3 790
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 29
23
Strength to Weight: Bending, points 25
21
Thermal Diffusivity, mm2/s 3.9
4.0
Thermal Shock Resistance, points 23
14

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.070
Chromium (Cr), % 19 to 20.5
16 to 18
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 71.3 to 77.9
70.8 to 78
Manganese (Mn), % 2.0 to 4.0
0 to 2.0
Molybdenum (Mo), % 0.1 to 0.6
0
Nickel (Ni), % 0.8 to 1.5
6.0 to 8.0
Nitrogen (N), % 0.16 to 0.26
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.030