By Country:
By Standard:
By Microstructure:
| Category | Steel grade | Standard | Country | Application |
|---|---|---|---|---|
| Superalloys | GH1014 | GB | China | Iron-based superalloy |
| Superalloys | GH1013 | GB | China | Iron-based Superalloy |
| Superalloys | GH4169 | GB | China | Classification and designation for superalloys and high temperature intermetallic materials |