K9 C25 C30 C40 DN150 DN200 DN250 DN300 DN500 DN600 DN800 DN900 DN1000 4 Inch 10inch Ductile Cast Iron Pipe For Water Pipeline
Ductile iron pipe refers to the use of more than 18 casting hot metal after the addition of spheroidizing agent, through the centrifugal ductile iron machine high-speed centrifugal casting into the pipe, referred to as the ductile iron pipe, ductile iron pipe and ductile casting pipe. Mainly used for the transmission of tap water, is the ideal choice of water pipeline materials.