Professional Standard - Recommended Standards for Engineering Construction
Latest
CECS 151-2003
Scope
This regulation is applicable to multi-pipe projects for domestic and production hot and cold water and fire water supply inside newly built, expanded and renovated buildings. DN20~DN600 adopt trench connection and the temperature does not exceed 80℃.
CECS 151-2003 history
2002CECS 151-2003 Technical specification for grooved coupling of pipeline engineering