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S31266 Stainless Steel vs. EN 1.4615 Stainless Steel

Both S31266 stainless steel and EN 1.4615 stainless steel are iron alloys. They have 66% 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 S31266 stainless steel and the bottom bar is EN 1.4615 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 40
50
Fatigue Strength, MPa 400
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
76
Shear Strength, MPa 590
360
Tensile Strength: Ultimate (UTS), MPa 860
500
Tensile Strength: Yield (Proof), MPa 470
200

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 440
400
Maximum Temperature: Mechanical, °C 1100
840
Melting Completion (Liquidus), °C 1470
1400
Melting Onset (Solidus), °C 1420
1360
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 37
13
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 6.5
2.8
Embodied Energy, MJ/kg 89
40
Embodied Water, L/kg 220
140

Common Calculations

PREN (Pitting Resistance) 54
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
200
Resilience: Unit (Modulus of Resilience), kJ/m3 540
99
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 29
18
Strength to Weight: Bending, points 24
18
Thermal Diffusivity, mm2/s 3.1
4.1
Thermal Shock Resistance, points 18
11

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 23 to 25
14 to 16
Copper (Cu), % 1.0 to 2.5
2.0 to 4.0
Iron (Fe), % 34.1 to 46
63.1 to 72.5
Manganese (Mn), % 2.0 to 4.0
7.0 to 9.0
Molybdenum (Mo), % 5.2 to 6.2
0 to 0.8
Nickel (Ni), % 21 to 24
4.5 to 6.0
Nitrogen (N), % 0.35 to 0.6
0.020 to 0.060
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.010
Tungsten (W), % 1.5 to 2.5
0