ductile iron pipe of china 2500 System 1

ductile iron pipe of china 2500

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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

ductile iron pipe of china 2500

Q:How do ductile iron pipes handle thermal expansion and contraction?: The exceptional ability of ductile iron pipes to handle thermal expansion and contraction is well-known. This ability stems from their distinctive composition and design, which enable them to endure temperature fluctuations without sustaining significant harm or deformation. Thermal expansion arises when a material expands as a result of increased temperature, while thermal contraction refers to the contraction that occurs when a material cools down. Ductile iron pipes effectively accommodate these temperature changes by utilizing their inherent flexibility and strength. A key factor that enables ductile iron pipes to manage thermal expansion and contraction is their high ductility, which refers to their capacity to deform without breaking. This ductility allows the pipes to absorb the forces of expansion and contraction without developing cracks or ruptures. Additionally, the composition of ductile iron pipes includes graphite nodules, which act as microcracks that can absorb stress and prevent material fracturing. This unique microstructure enhances the pipes' resistance to thermal expansion and contraction. Furthermore, ductile iron pipes are often designed with joints that allow for limited movement. These joints, such as mechanical joints or push-on joints, can accommodate pipe expansion and contraction by offering a certain level of flexibility. This helps prevent the pipes from being excessively stressed or damaged. In conclusion, ductile iron pipes are specifically engineered to effectively handle thermal expansion and contraction. Their high ductility, unique microstructure, and joint design make them a robust and dependable choice for applications where temperature variations are expected.

Q:Are ductile iron pipes suitable for use in paper mills?: Yes, ductile iron pipes are suitable for use in paper mills. Ductile iron pipes are known for their strength, durability, and corrosion resistance, making them ideal for handling various fluids, including those used in paper mills. Additionally, their ability to withstand high pressures and temperatures makes them reliable and long-lasting in the demanding operating conditions of a paper mill.

Q:What is the typical lifespan of ductile iron pipes?: The lifespan of ductile iron pipes can differ based on multiple factors, including pipe quality, environmental conditions, and maintenance practices. On average, these pipes typically last approximately 75 to 100 years. This longevity establishes them as a sturdy and enduring choice for water and sewage transport systems. Through correct installation and consistent upkeep, these pipes can endure corrosion, pressure, and other external elements, guaranteeing their durability and dependability. Furthermore, advancements in coatings and linings have extended the lifespan of ductile iron pipes, making them an exceptional option for infrastructure projects.

Q:Can ductile iron pipe be used for industrial applications?: Yes, ductile iron pipe can be used for industrial applications. Ductile iron pipes are known for their durability, strength, and resistance to corrosion, making them suitable for various industrial settings. They can handle high-pressure and heavy-duty applications, making them ideal for industries such as water and wastewater, oil and gas, and chemical processing.

Q:Are ductile iron pipes suitable for use in mining tailings pipelines?: Yes, ductile iron pipes are suitable for use in mining tailings pipelines. Ductile iron has excellent strength and durability properties, making it capable of withstanding the high pressure and abrasive nature of tailings. Furthermore, its corrosion resistance and ability to withstand harsh environmental conditions make it a reliable choice for mining applications.

Q:What are the different sizes available for ductile iron pipe?: Ductile iron pipes are available in a wide range of sizes to cater to various applications in the water and wastewater industry. The sizes of ductile iron pipes typically range from 3 inches to 64 inches in diameter. The most commonly used sizes include 4 inches, 6 inches, 8 inches, 10 inches, 12 inches, 16 inches, 20 inches, 24 inches, 30 inches, and 36 inches. However, ductile iron pipes can also be manufactured in larger sizes depending on specific project requirements. These different sizes allow for flexibility in designing and constructing water distribution systems, sewage networks, and other infrastructure projects. The selection of the appropriate size depends on factors such as the volume of flow, pressure requirements, and the distance the pipe needs to cover. It is worth mentioning that the size of a ductile iron pipe refers to its internal diameter, also known as the nominal bore. The actual outside diameter of the pipe may vary slightly depending on the manufacturer and the specific dimensions provided. When choosing a size for ductile iron pipes, it is essential to consider factors such as hydraulic capacity, installation requirements, and the compatibility with other pipeline components. Consulting with engineers and industry experts is advisable to ensure the correct size selection for each specific application.

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 road and highway drainage?: Yes, ductile iron pipes can be used for road and highway drainage. Ductile iron pipes have excellent strength and durability, making them suitable for handling the heavy loads and traffic associated with road and highway drainage systems. Additionally, they have high resistance to corrosion and provide a smooth internal surface, minimizing the chances of blockages and ensuring efficient water flow.

Q:Can ductile iron pipes be used for underground utilities?: Yes, ductile iron pipes can be used for underground utilities. Ductile iron pipes are known for their durability, strength, and resistance to external pressure. This makes them a suitable choice for underground applications where the pipes need to withstand heavy loads, such as those found in utility installations. Ductile iron pipes are also resistant to corrosion, which is important for underground environments where the pipes are exposed to moisture and soil conditions. Additionally, these pipes have a longer service life compared to other materials, reducing the need for frequent replacements and maintenance. Therefore, ductile iron pipes are commonly used for underground utilities such as water distribution, sewage systems, and gas pipelines.

Q:What is the external coating used in ductile iron pipes?: The external coating commonly used in ductile iron pipes is a protective layer made of either cement mortar or polyethylene.

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