ductile iron pipe of chinafrom DN100 to DN300

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

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Quick Details

Place of Origin:China (Mainland)
Model Number:DN80-1600
Length:6M/5.7M/NEGOTIATED
Standard:ISO2531 / EN545
Application:Potable/Sewage Water
Diameter:DN80-1600
Shape:Round
Hardness:230
Pipe Wall Thickness:standerd
Pull Strength:420
Yield (≥ MPa):300
Material:Ductile Iron
water ductile iron pipe:SO2531 / EN545 DI pipe

Packaging & Delivery

Delivery Detail:	30-45 days

Specifications

ductile iron pipe:
1. DN80-DN1600mm (T-Type, Class K9)
2.effective length 6m/pc
3.comply with ISO2531/EN545/EN598

Company Profile

CNBM International Corporation is the leading production base and renowned supplier of Ductile Iron Water Pipe systems of both potable and waste water in China. We are constantly looking to develop high quality products to ensure the longest service life and wonderful performance.

CNBM Pipelines regard quality as the essential factor leading to successful business. Every ductile iron pipe is tested in accordance with BS EN545 (water application) or BS EN598 (sewer application). CNBM Pipelines products comply with and are tested according to the relevant European and International Standards. Our pipes are manufactured under the quality management system BS EN ISO 9001. After years of efforts, CNBM Pipelines has built up great reputation in terms of quality and service among customers worldwide.

Product Introduction

CNBM ductile iron pipe ranges from DN80-DN1600mm (Tyton, T-Type, Class K7/K8/K9), effective length: 6m, complying with ISO2531and EN545 standards.

Specification& Payment terms

Internal lining: ductile iron pipes shall have an internal cement mortar lining in acc with ISO4179.

External coating: ductile iron pipes shall be externally coated with metallic zinc spray plus a further layer of resin painting to ISO8179.

Gasket: 100% SBR/NBR/EPDM rubber gasket in accordance with ISO4633.

Packing: ductile iron pipes from DN100 to DN300 be bundled with steel belts, others are in bulk.

Payment term: L/C, T/T.
Packing: In bulk vessel or in container

Q: Ways of connecting ductile iron pipes: In accordance with the wall thickness or pressure capacity, ductile iron pipe is divided into K8, K9, K10, K11, K12 four class, where the contract does not indicate, according to K9 supply.

Q: How does ductile iron pipe perform in areas with high soil settlement?: Ductile iron pipes perform well in areas with high soil settlement due to their inherent strength and flexibility. Their ability to withstand soil movement and settlement helps prevent pipe damage or failure. Additionally, ductile iron pipes are designed with joints that allow for some movement, further reducing the risk of cracks or breaks. Overall, ductile iron pipes are a reliable choice for areas prone to high soil settlement.

Q: Are ductile iron pipes suitable for installation in areas with high groundwater salinity?: Ductile iron pipes are generally suitable for installation in areas with high groundwater salinity. Ductile iron is known for its corrosion resistance, making it a preferred choice for various applications, including water and wastewater systems. High groundwater salinity refers to an increased presence of dissolved salts in the water. While this can potentially cause corrosion in certain materials, ductile iron pipes are designed to withstand such conditions. Ductile iron pipes have a protective lining, typically made of cement mortar or polyurethane, which acts as a barrier between the pipe and the surrounding environment, including high salinity water. The lining helps to prevent any corrosive effects of the high groundwater salinity on the iron pipe, ensuring its long-term durability and reliability. Additionally, ductile iron pipes have a high tensile strength, allowing them to withstand external loads and pressure, even in challenging environments. It is important to note that the suitability of ductile iron pipes for areas with high groundwater salinity can also depend on factors such as the specific levels of salinity, the presence of other corrosive agents, and the overall design and installation practices. Therefore, it is recommended to consult with experts or engineers familiar with the local conditions to determine the most appropriate materials and precautions for specific installation projects.

Q: What is the minimum pipe diameter of cast iron pipe?: According to the casting method, it is divided into continuous cast iron pipe and centrifugal cast iron pipe, in which the centrifugal cast iron pipe is divided into sand mould and metal type two kinds. Divided into gray cast iron pipe and nodular cast iron pipe according to different material. According to the interface form, it is divided into flexible interface, flange interface, self anchored interface, rigid interface and so on. Among them, the flexible iron pipes rubber sealing ring; flange interface cast iron pipe flange fixed in the rubber pad, the flange gasket sealing; rigid interface cast iron pipe socket is large, straight pipe is inserted, sealed with cement, this technology has been basically eliminated.

Q: How are ductile iron pipes repaired if they get damaged?: There are several methods available for repairing ductile iron pipes, each dependent on the severity of the damage. Below are some commonly used techniques: 1. Spot Repair: When the damage is minimal and localized, a spot repair can be performed. This involves removing the damaged section of the pipe and replacing it with a new one. The new section is typically connected to the existing pipe using mechanical couplings or flanged connections. 2. Pipe Lining: If the damage is more extensive but the pipe remains structurally sound, pipe lining is a suitable option. This method entails inserting a liner into the damaged pipe, creating a new smooth surface. Various materials like epoxy or cured-in-place pipe (CIPP) can be used as liners. The advantage of this technique is that it eliminates the need for excavation and complete replacement of the pipe. 3. Pipe Bursting: In situations where the pipes are severely damaged or deteriorated, pipe bursting may be the most optimal solution. This process involves pulling a new pipe through the damaged one, simultaneously fracturing the old pipe and substituting it with a new one. Pipe bursting is typically employed when the existing pipe is irreparable and necessitates complete replacement. 4. Welding and Patching: In certain cases, small leaks or cracks in ductile iron pipes can be rectified through welding or patching. Welding involves melting and fusing the metal to seal the damaged area. Patching, on the other hand, involves applying a specialized epoxy or composite material over the affected section to create a watertight seal. It is essential to consider factors such as the extent of the damage, accessibility to the pipe, and the proficiency of the repair crew when selecting the appropriate repair method. Regardless of the technique chosen, a thorough assessment, meticulous planning, and skillful execution are necessary to ensure a successful and long-lasting repair.

Q: Can ductile iron pipes be used for hydropower projects?: Yes, ductile iron pipes can be used for hydropower projects. Ductile iron is known for its strength, durability, and resistance to corrosion, which makes it suitable for various applications including hydropower projects. These pipes can effectively handle the high pressure and flow required for hydropower generation, making them a reliable choice for this purpose.

Q: Can ductile iron pipe be used for fire protection systems?: Ductile iron pipe is indeed applicable for fire protection systems. Renowned for its robustness and longevity, ductile iron pipe proves to be an apt choice for multiple purposes, such as fire protection systems. Its remarkable tensile strength and ability to withstand cracking and fracture make it a dependable option for the conveyance of water and other fire suppression agents. Moreover, the corrosion resistance properties of ductile iron pipe guarantee enduring effectiveness and dependability within fire protection systems. Consequently, ductile iron pipe emerges as a fitting and frequently employed material for fire protection systems, owing to its strength, durability, and resistance to corrosion.

Q: Are ductile iron pipes suitable for railway crossings?: Railway crossings can indeed utilize ductile iron pipes. Ductile iron, a robust and long-lasting material, finds extensive use in numerous applications, which include water and sewage systems. Its exceptional tensile strength and flexibility allow it to withstand heavy loads and vibrations, both of which are commonly encountered in the vicinity of railway crossings. Moreover, ductile iron pipes exhibit exceptional resistance to corrosion, making them particularly valuable in areas prone to moisture and exposure to diverse weather conditions. This resistance guarantees the pipes' durability, ultimately reducing the need for maintenance and replacement, thus cutting costs. Furthermore, ductile iron pipes are renowned for their effortless installation and versatility. They seamlessly integrate with other pipe types and fittings, facilitating their incorporation into the overall railway crossing infrastructure. However, it is important to bear in mind that the suitability of ductile iron pipes for railway crossings hinges on various factors, such as load requirements, soil conditions, and specific project specifications. Consulting engineering professionals and adhering to industry standards and regulations is vital to ensure the appropriate selection and installation of ductile iron pipes for railway crossings.

Q: Can ductile iron pipes be used for underground utilities?: Yes, ductile iron pipes can be used for underground utilities. Ductile iron is a strong and durable material that can withstand the pressure and load requirements of underground applications. It is commonly used for water and wastewater systems, gas distribution, and other underground utility infrastructure.

Q: What is the expected deflection limit of ductile iron pipes?: Several factors, including pipe diameter, wall thickness, and soil conditions, determine the expected deflection limit of ductile iron pipes. According to industry standards, it is recommended that ductile iron pipes used for underground installations should not exceed a deflection limit of 2%. In other words, the maximum allowable deflection would be 2% of the pipe's diameter. It is important to be aware that surpassing the deflection limit can result in various issues, such as reduced flow capacity, higher chances of pipe failure, and compromised structural integrity. Therefore, it is crucial to carefully consider and adhere to the suggested deflection limits when designing and installing ductile iron pipes to ensure their long-term performance and reliability.

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