Ductile iron pipes The standed:ISO2531-1998,EN545-2006,Class:K8,K9 OD:DN80-1200mm Centrifugal casting ductile iron pipes We are the supplier of centrifugal casting ductile iron pipes according to ISO2531 and EN545 in China.We can offer the centrifugal casting ductile iron pipes according to ISO2531 and EN545, DN80-1200mm, covering 17 sizes.Material:Ductile iron(1) The standed: ISO2531-1998, EN545 ...