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S31266 Stainless Steel vs. EN 1.4982 Stainless Steel

Both S31266 stainless steel and EN 1.4982 stainless steel are iron alloys. They have 70% 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 1.4982 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 40
28
Fatigue Strength, MPa 400
420
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
76
Shear Strength, MPa 590
490
Tensile Strength: Ultimate (UTS), MPa 860
750
Tensile Strength: Yield (Proof), MPa 470
570

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 440
540
Maximum Temperature: Mechanical, °C 1100
860
Melting Completion (Liquidus), °C 1470
1430
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 12
13
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 37
22
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 6.5
4.9
Embodied Energy, MJ/kg 89
71
Embodied Water, L/kg 220
150

Common Calculations

PREN (Pitting Resistance) 54
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
190
Resilience: Unit (Modulus of Resilience), kJ/m3 540
830
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 29
27
Strength to Weight: Bending, points 24
23
Thermal Diffusivity, mm2/s 3.1
3.4
Thermal Shock Resistance, points 18
17

Alloy Composition

Boron (B), % 0
0.0030 to 0.0090
Carbon (C), % 0 to 0.030
0.070 to 0.13
Chromium (Cr), % 23 to 25
14 to 16
Copper (Cu), % 1.0 to 2.5
0
Iron (Fe), % 34.1 to 46
61.8 to 69.7
Manganese (Mn), % 2.0 to 4.0
5.5 to 7.0
Molybdenum (Mo), % 5.2 to 6.2
0.8 to 1.2
Nickel (Ni), % 21 to 24
9.0 to 11
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0.35 to 0.6
0 to 0.1
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 0.030
Tungsten (W), % 1.5 to 2.5
0
Vanadium (V), % 0
0.15 to 0.4