YB/T 421-1992
iron sinter (English Version)
- Standard No.
- YB/T 421-1992
- Language
- Chinese, Available in English version
- Published By
- UNKNOWN
- Status
- 2005-12
- Replace By
- YB/T 421-2005
- Latest
- YB/T 421-2014
YB/T 421-1992 history
- 2014 YB/T 421-2014 Iron and sintering ore
- 2005 YB/T 421-2005 Iron and sintering ore
- 1970 YB/T 421-1992 iron sinter
