ХН75МБТЮ (ЭИ602)
ХН75МБТЮ (ЭИ602) is a Ni Cr based solid solution strengthened deformed superalloy, which is mainly strengthened by chromium and molybdenum.
Equivalent Grades
Trademark | GB | GOST | ASTM | UNS | DIN | W.Nr. | NF | BS | JIS | SS |
– | – | ХН75МБТЮ (ЭИ602) | – | – | – | – | – | – | – | – |
Chemical Composition, %
Alloy | C | Si | Mn | P | S | Cr | Ni | Mo | Nb | Al | Ti | Fe |
ХН75МБТЮ | ≤0.1 | ≤0.8 | ≤0.4 | ≤0.02 | ≤0.012 | 19.0-22.0 | Bal | 1.8-2.3 | 0.9-1.3 | 0.35-0.75 | 0.35-0.75 | ≤3.0 |
Typical Physical and Mechanical Properties (RT, Solution Annealed)
Density, g/cm3 | Melting Point, ℃ | Tensile Strength, MPa | Yield Strength, MPa | ELongation, % | Hardness, HRB |
8.3 | 1340-1365 | 885 | – | 44 | / |
Available Products and Specifications
Rod, Bar, Wire and Forgings | GOST 5632 |
Plate, Sheet and Strip | – |
Pipe and Tube | – |
Welding Product | – |
Others | – |
Features
The alloy has medium thermal strength and good cold and hot fatigue resistance below 800 ℃, good oxidation resistance below 1000 ℃, and stable microstructure after long-term use. The alloy has good cold forming and welding properties.
Applications
Alloy has been used to make parts of aeroengine combustion chamber and afterburner.