GTD111
GTD 111 is a nickel base precipitation hardening directional solidification column superalloy with service temperature below 1000 ℃. The content of chromium in the alloy is medium, and the content of aluminum and titanium is high γ The strengthening phase accounts for about 50% of the alloy.。
Equivalent Grades
| Trademark | GB | GOST | ASTM | UNS | DIN | W.Nr. | NF | BS | JIS | SS |
| – | DZ411 | – | GTD111 | – | – | – | – | – | – | – |
Chemical Composition, %
| Alloy | C | Si | P | S | Cr | Ni | B | W | Mo | Al | Ti | Fe |
| GTD111 | 0.07-0.12 | ≤0.20 | ≤0.005 | ≤0.010 | 13.5-14.3 | Bal | 0.007-0.02 | 3.5-4.1 | 1.3-1.7 | 2.8-3.4 | 4.6-5.2 | – |
Typical Physical and Mechanical Properties (RT, Solution Annealed)
| Density, g/cm3 | Melting Point, ℃ | Tensile Strength, MPa | Yield Strength, MPa | ELongation, % | Hardness, HRB |
| 8.34 | 1245-1350 | 1140 | 910 | 6 | / |
Available Products and Specifications
| Rod, Bar, Wire and Forgings | – |
| Plate, Sheet and Strip | – |
| Pipe and Tube | – |
| Welding Product | – |
| Others | – |
Features
The alloy has high strength, oxidation resistance and heat and corrosion resistance.
Applications
It is suitable for manufacturing turbine blades and other high-temperature parts working in hot corrosion environment.
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