Purchase Qty. Reference FOB Price
3-24 Tons US$555.00
25-99 Tons US$545.00
100+ Tons US$535.00
Product Description
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 grade 6-7. The quality requires that the spheroidization level of the cast pipe be controlled to ...