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AISI 309S Stainless Steel vs. EN 1.4662 Stainless Steel

Both AISI 309S stainless steel and EN 1.4662 stainless steel are iron alloys. They have a moderately high 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 AISI 309S stainless steel and the bottom bar is EN 1.4662 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 42
28
Fatigue Strength, MPa 210
430 to 450
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 78
79
Shear Strength, MPa 400
520 to 540
Tensile Strength: Ultimate (UTS), MPa 580
810 to 830
Tensile Strength: Yield (Proof), MPa 230
580 to 620

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 440
440
Maximum Temperature: Mechanical, °C 1080
1090
Melting Completion (Liquidus), °C 1420
1430
Melting Onset (Solidus), °C 1370
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
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 19
16
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.6
3.2
Embodied Energy, MJ/kg 51
45
Embodied Water, L/kg 170
170

Common Calculations

PREN (Pitting Resistance) 23
33
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
210
Resilience: Unit (Modulus of Resilience), kJ/m3 140
840 to 940
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
29 to 30
Strength to Weight: Bending, points 20
25
Thermal Diffusivity, mm2/s 4.0
3.9
Thermal Shock Resistance, points 13
22

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 22 to 24
23 to 25
Copper (Cu), % 0
0.1 to 0.8
Iron (Fe), % 58.1 to 66
62.6 to 70.2
Manganese (Mn), % 0 to 2.0
2.5 to 4.0
Molybdenum (Mo), % 0
1.0 to 2.0
Nickel (Ni), % 12 to 15
3.0 to 4.5
Nitrogen (N), % 0
0.2 to 0.3
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 0.75
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.0050