DB12/T 449-2011
General technical requirements for four-proof doors of civil buildings (English Version)
- Standard No.
- DB12/T 449-2011
- Language
- Chinese, Available in English version
- Release Date
- 2012
- Published By
- Tianjin Provincial Standard of the People's Republic of China
- Latest
- DB12/T 449-2011
DB12/T 449-2011 history
- 2012 DB12/T 449-2011 General technical requirements for four-proof doors of civil buildings
