Product description Ductile iron pipe is widely used in municipal engineering, construction engineering, petrochemical industry, metallurgical industry, water conservancy engineering, shipbuilding industry and other fields, mainly used for conveying various media, such as water, gas, oil products, steam and so on. Specific application scenarios include: 1. Municipal engineering: Used for urban water supply, drainage, gas supply, heat supply and other pipeline systems. 2. Construction engineering: used for water supply, drainage, gas, HVAC and other piping systems inside buildings. 3, petrochemical industry: used to transport oil, natural gas, chemical products, etc. 4, metallurgical industry: metallurgical industry of high temperature and high pressure pipeline system. 5. Water conservancy engineering: It is used for large water conservancy facilities in water conservancy engineering, such as sluices, DAMS, hydropower stations, etc. 6, shipbuilding industry: used for ship pipe…