# GH4098

> High-chromium Ni-based alloy for sheet metal combustion chamber and afterburner components.

GH4098 is a Chinese high-chromium nickel-based superalloy designed for sheet metal fabrication of combustion chambers, afterburner components and thermal protection systems. The high chromium content provides excellent oxidation resistance for intermittent service to 1000°C.

## Key features

- 1000°C intermittent service
- Sheet metal fabricable
- High chromium oxidation resistance
- Afterburner qualified
- Chinese aerospace standard

## Applications

- Aircraft afterburner components
- Combustion chamber liners
- Thermal protection panels
- Missile exhaust components
- High-temperature sheet metal

## Standards

- GB/T 14994