Ductile iron pipe Size ranging: DN80~DN2600mm Class rating: K7,K8,K9,PN16,PN25,PN40 Standard: ISO 2531/ISO7186 or EN 545/EN598. Connection type: XT2 St Self-Anchored joint ductile iron pipes suitable for DN80~DN300, SIA Wb、TF Self-Anchored joint ductile iron pipes suitable for DN300~DN2000 Advantage: Ductile iron material features similar mechanical properties with carbon steel, has high mechanical strength, good ductility, and the same anti-corrosion performance as cast iron Application: Water supply and drainage.