Large-Scale Factory of Ductile Iron Pipe Manufacturer Price ISO2531, En545, En598 Customized Size Hight Quality Ductile Iron Pipe for Water Supply Project
Product Description Zhengde Ductile iron pipe is a type of cast iron, an alloy of iron, carbon and silicon. Graphite in ductile iron exists in the form of spheroids. Generally, the size of graphite is ...View More
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Large-Scale Factory of Ductile Iron Pipe Manufacturer Price ISO2531, En545, En598 Customized Size Hight Quality Ductile Iron Pipe for Water Supply Project