K class ductile iron water supply pipe K9 Class Ductile Iron pipes, produced by centrifugal casting process,in accordance with ISO2531,EN545,GB/T 13295. Specification Application Water supply Success Story Luoma Lake Water Source and Second Surface Water Plant Project Tianjin Water Resources and Water Source Emergency Water Supply Project Renqiu Surface Water Plant Project Supporting Pipe Network Project Saint-Gobain PAM APAC Room 1808, 18th Floor, Building No.5, Zi Yun Wisdom Plaza, No. 19 Kazimen Avenue. Qinhuai District, Nanjing, PRC 400-888-0198 Pengxi.wang@saint-gobain.com Contact us