| New grades |
Original grade |
Basic introduction |
| DZ404 |
DZ4 |
Long-term use below 1050°C. Turbine rotor blades operating at temperatures below 1000°C and guide vanes operating below 1050°C are used in aero engines |
| DZ405 |
DZ5 |
Long-term use below 1050°C. Turbine rotor blades operating at temperatures below 1000°C and guide vanes operating below 1050°C are used in aero engines |
| DZ417G |
DZ17G |
Long-term use below 980°C. Advanced aero engine low-pressure I and II stage directional solidification turbine blades, etc |
| DZ422 |
DZ22 |
For long-term use below 1050°C, gas turbine rotor blades working below 1000°C and guide vanes working below 1050°C in aero engines |
| DZ422B |
DZ22B |
Long-term use below 1050°C. Gas turbine rotor blades for aero engines operating below 980°C, and guide vanes working below 1050°C, etc |
| DZ438G |
DZ38G |
Long-term use below 900°C. Gas generators for ships, and gas turbine blades for long-term operation under marine climate conditions, etc |
| DZ4002 |
DZ002 |
|
| DZ4125 |
DZ125 |
Long-term use below 1050°C. Gas turbine rotor blades operating below 1000°C and guide vanes working below 1050°C in aero engines |
| DZ4125L |
DZ125L |
Long-term use below 1050°C. Gas turbine rotor blades working below 1000°C, guide vanes working below 1050°C, and new aero engine hollow high-pressure turbine rotor blades with no margin, etc |
| DZ640M |
DZAOM |
|
