T/CFA 02010202-3-2013 The code for construction and acceptance of water and sewerage ductile iron pipeline works Specification requirement (English Version)
More detailed and specific technical requirements are put forward for the engineering construction and installation of ductile iron pipes (including grade C).
T/CFA 02010202-3-2013 history
2013T/CFA 02010202-3-2013 The code for construction and acceptance of water and sewerage ductile iron pipeline works Specification requirement