CJJ/T 81-1998
Technical specification for directly buried heating pipeline engineering in city and town (English Version)
- Standard No.
- CJJ/T 81-1998
- Language
- Chinese, Available in English version
- Release Date
- 1999
- Published By
- Professional Standard - Urban Construction
- Status
- 2014-02
- Replace By
- CJJ/T 81-2013
- Latest
- CJJ/T 81-2013
CJJ/T 81-1998 history
- 2013 CJJ/T 81-2013 Technical specification for directly buried hot-water heating pipeline in city
- 1999 CJJ/T 81-1998 Technical specification for directly buried heating pipeline engineering in city and town
