Ductile iron pipe, ductile iron pipe ductile iron pipe prices Specifications Model: [Ductile iron pipes centrifugal ductile iron pipes] DN80-DN100-DN150-DN200-DN250-DN300-DN350-DN400-DN500-DN600-DN700-DN800-DN900-DN1000 -DN1200 1. Product Standard GB / T 13295-2003 water and gas pipes with ductile iron pipes, fittings and accessories GB / T 17457-1998 ductile iron pipe centrifugal cement mortar lining - General requirements GB / T 17458-1998 ductile iron pipe Centrifugal cement mortar lining ingredients fresh mortar test GB / T 17459-1998 ductile iron pipe bitumen coating GB / T 17456 ductile iron pipe exterior spray zinc GB / T 17219-1998 in drinking water equipment and protective materials The safety evaluation standards, implementation of the national GB / T13295-91 standard ISO2531-K9 grade. Nominal DN (100-800) * Thickness (6.5-15.3) length L6000mm water-cooled metal ductile iron pipe and pipe fittings. Ductile iron pipe water main component of carbon, silicon, manganese, sulfur, phosphorus and magnesium. On the ferrite and pearlite matrix distributed a certain number of spherical graphite, different caliber and in accordance with the requirements of the elongation of the nominal ratio of the matrix structure of ferrite and pearlite different, small-diameter ratio of pearlite generally not more than 20%, large diameter generally controlled at about 25%. Minimum tensile strength: 420 / Mpa, minimum yield strength 300 / Mpa, the minimum elongation of 7%. Ductile iron pipe performance standards GB / T13295-2008 ISO2531 / 2008. Widely used in water, oil pipelines. As well as food, pharmaceutical and chemical industry production process pipe network. Related fittings complete, ductile pipe has a short tube retainer dn300 centrifugal ductile iron pipe, double bearing sleeve, short tube inserted disc, double bearing elbow, tee single vessel plate, three bearing tee, double bearing tapered tube, Double tapered pipe, 90 ° bend double-disc, 45 ° elbow dn500 Double centrifugal ductile iron pipe, overall tee, socket plate tee, double socket tee, all bearing the cross tube, the overall cross tube, 90 ° socket elbow, 45 ° elbow socket ductile iron pipe, 22.5 ° elbow socket ductile iron pipe factory, 11.25 ° socket elbow, three bearing a cross pipe plug, socket Double Stone, tapered tube socket, Huff Festival trap device, A pipe expansion joints, flexible double joints, watershed tee, ductile pipe, PE pipe, PVC pipe plugging and other ancillary products pipeline. Centrifugal ductile iron pipe, pipe industry virtues (certified), ductile iron pipe is provided by virtue of Liaocheng Industry Co., Ltd. Liaocheng virtue Pipe Co., Ltd. (www.meidegc.com) (www.meidegc.com) (www.mdwfg.com) (www.mdggc.com) Shandong Liaocheng, steel leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Industry leaders in the United States and Germany with the staff warmly welcome all inquiries negotiations to create the virtues pipe industry a better future.