Building Materials Co., Ltd. mainly produces Liaocheng Shunxiang variety of milling cast iron pipe dn500 cast iron pipe plant, high quality ductile iron pipe, flexible cast iron pipe fittings, cast iron pit wells quality of our products. In many parts of China, ductile iron pipe in the middle and small diameter pipe to cast iron pipe and the coupling dn500 between brand management, the use of socket or flanged disk interface methods; ductile iron, must be allowed to limit the winning corner shock resistance and sealing. The main component of ductile iron pipe with carbon, silicon, manganese, sulfur, phosphorus and magnesium. Standard [span] GB/T13295-2003 ISO2531/2003 Liaocheng Shunxiang Building Materials Co. mainly produces all kinds of cast iron pipe milling, high quality ductile iron pipe, flexible cast iron pipe fittings, cast iron pit wells quality of our products. To get a better improvement, with the nature of iron, steel properties. Annealed ductile iron pipe, the microstructure of ferrite and pearlite, good mechanical properties, excellent corrosion resistance, ductility, good sealing effect, easy to install, mainly for municipal, industrial and mining water, gas , oil and so on. [Day] _dn500 door dn500 cast iron pipe cast iron pipe brand _ Shunxiang ductile pipe provided by Shunxiang ductile pipe. Welcome to consult Liaocheng Shunxiang Building Materials Co. (www.lcsxjc.com), be sure to specify when contact is through the "Business Alliance Member" see, thank you! Contact: Manager Ge