1)K7 K8 K9 EN545 DI Pipe 2)DN80~2000 3)Tensile ... :10% min. 5)6M at best+quick delivery Description of K7 K9 EN545 DI Pipe: 1) Product InformationThe cast ductile iron ... service utility. The diameter is from DN80 to DN2000Tyton, Class K7/9/14under standard ISO2531 4179 8179 EN545, normally work length ... available upon receipt of your enquiry email. Ductile Iron Pipe, K7, K8, K9,