Inconel Alloy 690, N06690, 2.4642
Brand name
INCONEL Alloy 690
Trade name
Alloy 690
Standards
| Material No. | EN Designation | UNS | Alloy |
| 2 .4642 | NiCr29Fe | N06690 | 690 |
Description
Alloy 690 / 2.4642 is a nickel-chromium-iron alloy.
Special properties
High corrosion resistance to oxidizing media.
Chemical Composition
| Cr | Fe | Cu | Ni | Ti |
| 27.0-31.0 | 7.00-11.0 | ≤0.50 | Rest | 0.50 |
| C | Si | Mn | P | S |
| 0.05 | ≤0.50 | ≤0.50 | ≤0.02 | ≤0.015 |
| Al | ||||
| ≤0.50 |
Mechanical Properties 20℃
| 0.2% Yield strength Rp ≥N/mm2 | Tensile strength Rm N/mm2 | Elongation A5 ≥% | Modulus of elasticity kN/mm2 |
| 340 | 586 | 30 | 215 |
Physical Properties 20℃
| Density g/cm3 | specific heat capacity J/kg K | Thermal conductivity W/m K | Electrical resistivity Ω mm2/m |
| 8.2 | 450 | 12 | 1.15 |
Suitable welding filler materials
2.4648
Application
Nuclear fuel processing, steam generators in pressurized water reactors
Available forms for 2.4642 / ALL0Y 690
Sheets/Plates
Bars
Wire
Tubes/Pipes
Fittings
Forged / cast parts
Finished part (drawing)
