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S31266 Stainless Steel vs. EN 1.4845 Stainless Steel

Both S31266 stainless steel and EN 1.4845 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S31266 stainless steel and the bottom bar is EN 1.4845 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 40
38
Fatigue Strength, MPa 400
200
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 81
78
Shear Strength, MPa 590
410
Tensile Strength: Ultimate (UTS), MPa 860
600
Tensile Strength: Yield (Proof), MPa 470
240

Thermal Properties

Latent Heat of Fusion, J/g 310
310
Maximum Temperature: Corrosion, °C 440
450
Maximum Temperature: Mechanical, °C 1100
1050
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
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 37
25
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 6.5
4.3
Embodied Energy, MJ/kg 89
61
Embodied Water, L/kg 220
190

Common Calculations

PREN (Pitting Resistance) 54
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
180
Resilience: Unit (Modulus of Resilience), kJ/m3 540
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 29
21
Strength to Weight: Bending, points 24
20
Thermal Diffusivity, mm2/s 3.1
4.0
Thermal Shock Resistance, points 18
14

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.1
Chromium (Cr), % 23 to 25
24 to 26
Copper (Cu), % 1.0 to 2.5
0
Iron (Fe), % 34.1 to 46
48.2 to 57
Manganese (Mn), % 2.0 to 4.0
0 to 2.0
Molybdenum (Mo), % 5.2 to 6.2
0
Nickel (Ni), % 21 to 24
19 to 22
Nitrogen (N), % 0.35 to 0.6
0 to 0.1
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.5
Sulfur (S), % 0 to 0.020
0 to 0.015
Tungsten (W), % 1.5 to 2.5
0