Inconel Alloy 686, N06686, 2.4606
Brand name
INCONEL Alloy 686
Trade name
Alloy 686
Standards
| Material No. | EN Designation | UNS | Alloy |
| 2 .4606 | NiCr21Mo16W | N06686 | 686 |
Description
Alloy 617 / 2.4663 is a nickel-chromium-molybdenum-tungsten alloy.
Special properties
Outstanding corrosion resistance in reducing environments. Good resistance to oxidizing media. Molybdenum and Tungsten increase the resistance to localized corrosion such as pitting.
Chemical Composition
| Cr | Mo | Co | Ni | Ti |
| 19.0-23.0 | 15.0-17.0 | ≤1.00 | Rest | 0.02-0.25 |
| C | Si | Mn | P | S |
| ≤0.010 | ≤0.08 | ≤0.75 | ≤0.025 | ≤0.015 |
| W | Fe | V | Al | |
| 3.00-4.40 | ≤2.00 | ≤0.20 | ≤0.50 |
Mechanical Properties 20℃
| 0.2% Yield strength Rp
≥N/mm2 |
Tensile strength Rm
N/mm2 |
Elongation A5
≥% |
| 385 | ≥760 | 65 |
Physical Properties 20℃
| Density
g/cm3 |
specific heat capacity
J/kg K |
Thermal conductivity W/m K | Electrical resistivity
Ω mm2/m |
| 8.73 | 370 | 11.9 | 1.24 |
Suitable welding filler materials
2.4606
Application
Chemical processing, pulp and paper industry, treatment of wastes
Available forms for 2.4606 / ALL0Y 686
Sheets/Plates
Bars
Wire
Tubes/Pipes
Fittings
Forged / cast parts
Finished part (drawing)
