cement lined ductile iron pipe 1.DN80--DN1400 2. K7&K9&K8 3.ling according to ISO4179 cement lined ductile iron pipe Standard: JIS, AISI, ASTM, GB, DIN, ENPlace ... 300 SeriesApplication: medichine,food, machine,industry,Certification: ISOWelding Line Type: ERWThickness: 0.5mm-40mmOuter Diameter: 1.0mm-900mmProduct name ... with shipment, Third Part Inspection is acceptable. cement lined ductile iron pipe