DUCTILE IRON PIPE AND PIPE FITTINGS K7 CLASS DN400

DUCTILE IRON PIPE AND PIPE FITTINGS K7 CLASS DN400

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 32 pc

Supply Capability:: 3000 pc/month

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· Material : Ductile Cast Iron

· Size Range : DN 80mm to DN 2000mm

· Unit Effective Length : 6m or 5.7m

· Manufacture Standard: ISO 2531:1998/ EN 545:2006/EN 598:2007

· Annual capacity : 200,000 tons

· Coating Exterior: Zinc 130g/m2 according to ISO 8179-1 and bitumen coating 70 microns.

· Cement Interior: Portland Cement/ High Alumina Cement/ Sulphate Resisting Cement Lining according to ISO 4179

· Special requirements on external coating and internal lining can be applied

· We also provide accessories such as SBR/EPDM rubber gaskets, lubricant paste, pipe caps, PE sleeves, etc.

Additional Parts:

Each pipe is strictly inspected according to related standard to ensure permanently high performance.
Easy Installation at site and service free for life
Long Service Lifespan
Quotation will arrive you within 24hours once we get your inquiry.
We guarantee offering you a competitive price.
A copy of original inspection reports of pipes will be offered after shipment.
Photos of loading process will be sent to the customer after shipment effect.
We will follow-up the delivery progress after shipment effect and update to the customer on weekly basis.

Q: Why is the sound speed of nodular cast iron lowered after heat treatment?: This may be the material microstructure changes after heat treatment, is generally the pearlite content increased, the available change heat treatment and then check the corresponding microstructure and corresponding measuring sound velocity adjustment, such as annealing, normalizing etc..

Q: Are ductile iron pipes suitable for installation in areas with high groundwater table?: Yes, ductile iron pipes are suitable for installation in areas with high groundwater table. Ductile iron pipes have excellent corrosion resistance and are highly durable, making them resistant to the corrosive effects of groundwater. Additionally, their strong and flexible nature allows them to withstand external pressure caused by high groundwater levels without compromising their structural integrity.

Q: Are ductile iron pipes suitable for use in power plants?: Yes, ductile iron pipes are suitable for use in power plants. Ductile iron is a strong and durable material that can withstand high pressure and temperature conditions, making it ideal for transporting various fluids, such as water, steam, and chemicals within power plants. Additionally, ductile iron pipes have excellent corrosion resistance properties, which is crucial in power plants where exposure to moisture and chemicals is common. Furthermore, ductile iron pipes have a long service life and require minimal maintenance, reducing the overall operating costs for power plants. Overall, ductile iron pipes offer a reliable and cost-effective solution for fluid transportation within power plants.

Q: Can ductile iron pipes be used for irrigation of sports fields?: Yes, ductile iron pipes can be used for irrigation of sports fields. Ductile iron pipes are known for their durability, strength, and corrosion resistance, making them suitable for various applications, including irrigation. They can effectively transport water over long distances and withstand the pressure required for irrigation systems. Additionally, ductile iron pipes have a long lifespan, reducing the need for frequent replacements and ensuring reliable irrigation for sports fields.

Q: What is the expected hydraulic efficiency of ductile iron pipes?: Several factors, including pipe diameter, roughness of the pipe surface, flow rate, and length of the pipe, can affect the expected hydraulic efficiency of ductile iron pipes. However, it is generally acknowledged that ductile iron pipes exhibit exceptional hydraulic efficiency. Ductile iron pipes possess an inner surface that is smooth, thereby reducing frictional losses and facilitating efficient water flow. The smoothness of the pipe surface serves to minimize energy losses caused by turbulence and resistance. Furthermore, ductile iron pipes are engineered to maintain a consistent and uniform internal diameter, which further enhances their hydraulic efficiency. Research has demonstrated that hydraulic efficiencies of ductile iron pipes can range from 85% to 95%. This indicates that a significant portion of the energy inputted into the system is effectively transferred to the water, resulting in minimal losses. It should be noted that the hydraulic efficiency of ductile iron pipes can be influenced by factors like corrosion, scaling, and sediment accumulation over time. Regular maintenance and appropriate cleaning procedures can help preserve the hydraulic efficiency of ductile iron pipes. In summary, ductile iron pipes are widely regarded for their high hydraulic performance and are extensively utilized in water distribution systems due to their ability to convey water with minimal energy losses.

Q: What is the expected bending stress capacity of ductile iron pipes?: Ductile iron pipes exhibit varying expected bending stress capacities due to factors such as diameter, wall thickness, and the grade of ductile iron utilized. However, in general, ductile iron pipes possess superior bending stress capacities compared to alternative pipe materials. Ductile iron pipes are renowned for their remarkable tensile strength and flexibility, enabling them to endure substantial bending stresses. Determining the precise bending stress capacity involves comprehensive testing and analysis, taking into account the pipe's mechanical properties, dimensions, and maximum allowable deflection. It is crucial to evaluate the bending stress capacity of ductile iron pipes in accordance with established industry standards and guidelines. These may involve standards like the American Water Works Association (AWWA) C150 or the International Organization for Standardization (ISO) 2531, which outline specifications and testing methodologies for ductile iron pipes. Ultimately, the anticipated bending stress capacity of ductile iron pipes hinges upon various factors and necessitates an assessment tailored to the specific application requirements. It must consider industry standards and guidelines to ensure precise and dependable results.

Q: Can ductile iron pipes be used for underground wastewater outfalls?: Ductile iron pipes are able to be utilized for underground wastewater outfalls. These pipes are favored for underground applications due to their robustness, sturdiness, and resistance to corrosion. They are specifically designed to endure high pressure and external loads, thereby making them suitable for the transportation of wastewater across long distances and depths. Moreover, ductile iron pipes possess a smooth internal surface, which aids in reducing friction and preventing the accumulation of sediments or debris that might obstruct the flow of wastewater. Consequently, ductile iron pipes are widely employed in underground wastewater systems, including outfalls, in order to ensure efficient and dependable wastewater conveyance while minimizing the likelihood of pipe failure or blockages.

Q: If the ductile iron pipe is broken, can we use rush repair?: These specifications are also based on the outer diameter of the tube. In daily life, we may also encounter a pipeline rupture, or when it is on the road to repair, excavator accidentally hit PE, PPR water supply and drainage pipeline, as long as a little, can be used to repair the pipeline repair section.

Q: Can ductile iron pipes be used for wastewater reuse projects?: Ductile iron pipes are suitable for wastewater reuse projects due to their various properties. Firstly, they possess high strength and durability, enabling them to withstand the pressure and load requirements of wastewater systems. Additionally, they exhibit outstanding corrosion resistance, a crucial factor in wastewater applications where the presence of chemicals and corrosive substances is common. Moreover, the smooth internal lining of ductile iron pipes reduces friction and enhances the flow of wastewater. This is essential for efficient transportation and distribution of wastewater in reuse projects. Furthermore, ductile iron pipes are renowned for their ease of installation and maintenance. They can be effortlessly connected using various joint options, facilitating quick and efficient installation. Additionally, their long service life reduces the necessity for frequent replacements and minimizes maintenance costs. In conclusion, the properties of ductile iron pipes make them a suitable option for wastewater reuse projects, providing strength, durability, corrosion resistance, smooth flow, and ease of installation and maintenance.

Q: Are ductile iron pipes suitable for horizontal directional drilling?: Yes, ductile iron pipes are suitable for horizontal directional drilling due to their high strength and flexibility, which allows them to withstand the stress and bending forces during the drilling process.

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