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DI Pipe Price Today

DI Pipe prices range from ₹65,000–₹75,000/MT. Access technical specifications for Class K7 and K9 pipes across West Bengal and Gujarat for municipal water infrastructure.

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DI Pipe
600 mm

EX - Durgapur

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DI Pipe
150 mm

EX - Durgapur

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DI Pipe
750 mm

EX - Durgapur

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DI Pipe
400 mm

EX - Durgapur

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DI Pipe
100 mm

EX - Durgapur

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DI Pipe
700 mm

EX - Durgapur

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DI Pipe
350 mm

EX - Durgapur

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DI Pipe
500 mm

EX - Kharagpur

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DI Pipe
250 mm

EX - Kharagpur

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DI Pipe
900 mm

EX - Kharagpur

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DI Pipe
200 mm

EX - Kharagpur

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DI Pipe
800 mm

EX - Kharagpur

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DI Pipe
450 mm

EX - Kharagpur

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DI Pipe
600 mm

EX - Kharagpur

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DI Pipe
1000 mm

EX - Kharagpur

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DI Pipe
300 mm

EX - Kharagpur

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DI Pipe
150 mm

EX - Kharagpur

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DI Pipe
750 mm

EX - Kharagpur

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DI Pipe
400 mm

EX - Kharagpur

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DI Pipe
700 mm

EX - Kharagpur

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DI Pipe Technical Specifications, Industrial Applications, Where to Get

TLDR: DI Pipes (Ductile Iron Pipes) are the gold standard for modern water distribution and sewerage systems, offering unmatched strength and a service life exceeding 100 years. Categorized under HSN 7303, these pipes are manufactured using centrifugal casting and are known for their ability to withstand high pressure and ground movement. The DI Pipe price today is primarily driven by pig iron costs in manufacturing hubs like Durgapur and Gandhidham.

Ductile Iron Pipes serve as the lifeline of national infrastructure, providing a robust and leak-proof solution for transporting potable water and waste. Unlike traditional cast iron, the addition of magnesium during the melting process gives DI Pipes their characteristic "ductility," allowing them to bend under stress rather than crack.

As a key B2B partner, we facilitate high-volume procurement across several regional nodes, with massive inventory clusters in the industrial corridors of East (Durgapur, Kharagpur) and the western ports of Gandhidham and Anjar. Whether you are executing a municipal project under the Jal Jeevan Mission or an industrial utility line, our platform provides real-time access to the most competitive rates from India’s leading manufacturers.

What is a DI Pipe?

DI Pipe is a metallic tube composed primarily of iron, carbon, and silicon, where the graphite exists in a nodular or spherical form rather than flakes. This metallurgical transformation, achieved through a process called "nodularization," results in a material that combines the corrosion resistance of cast iron with the tensile strength of steel.

The pipes are typically produced using the De Lavaud process (centrifugal casting), ensuring uniform wall thickness and a smooth internal bore. To further enhance their durability, they are finished with an internal cement mortar lining and an external coating of zinc and bitumen, making them highly resistant to both internal abrasion and aggressive soil conditions.

DI Pipes Technical Specifications and Material Standards

DI Pipes in India are strictly manufactured according to IS 8329 standards, which define the pressure classes and mechanical properties required for safety and longevity. These standards ensure that every pipe can handle surge pressures and heavy external traffic loads.

Property Standard Range (IS 8329) Industrial Significance
Classes Available Class K7, K9, K10, K12 Determines the wall thickness and pressure-bearing capacity.
Nominal Diameter (DN) 80 mm to 1200 mm Supports diverse scales from local distribution to rising mains.
Tensile Strength Min 420 MPa Ensures the pipe can resist snapping under high internal pressure.
Joint Type Socket &; Spigot (Push-on) Allows for easy, leak-proof installation with flexible deflection.
Hardness Max 230 BHN Ensures the material is tough yet machinable for on-site tapping.

Applications of DI Pipes

The superior mechanical properties of DI Pipes make them the primary choice for critical "lifeline" utilities where failure is not an option. Their ability to absorb ground shifts makes them ideal for seismic zones and heavy traffic areas.

  • Potable Water Supply: The primary material for rising mains, gravity mains, and distribution networks in urban and rural projects.
  • Sewerage &; Wastewater: Used for pressurized sewage mains due to their high corrosion resistance and leak-proof joints.
  • Irrigation Systems: Efficiently transports water from reservoirs to farmlands across uneven and challenging terrains.
  • Firefighting Systems: Reliable high-pressure pipelines for industrial plants, warehouses, and high-rise building safety networks.
  • Industrial Utilities: Used in power plants and chemical units for raw water intake and effluent discharge.

Where to Get DI Pipes?

We maintain one of the most extensive DI Pipe distribution networks in the country, leveraging proximity to the largest integrated manufacturing plants in India.

  • East Cluster: Centered around the "Steel Belt" of Durgapur, Kharagpur, and Chaibasa, ensuring direct-from-mill pricing and high availability of DN 100 to DN 1000 sizes.
  • West Cluster: Concentrated in the port-proximal zones of Gandhidham and Anjar, ideal for catering to the massive infrastructure demand in Gujarat and Western India.
  • Global Access: Our Global node facilitates international logistics for cross-border projects, ensuring seamless export of BIS-certified material.

Key Factors Affecting DI Pipe Prices

Ductile Iron pipe pricing depends on raw material costs, manufacturing standards, and logistical complexities: Raw Material Price Fluctuations: Global shifts in pig iron and coking coal establish the production cost floor and directly influence finished pipe rates; Infrastructure and Municipal Demand: Large-scale national water supply and irrigation projects increase consumption and often tighten supply, resulting in firmer seasonal pricing; Pipe Class and Dimensional Specs: Pricing increases with higher wall thickness and pressure classes, as K9 grade pipes require more metal compared to standard K7 pipes; Logistics and Strategic Sourcing: Heavy pipe weight leads to significant transportation costs, and distance from manufacturing hubs along with fuel surcharges affects final landed prices; Technical Coatings and Linings: Specialized coatings such as high-GSM zinc or advanced linings add a premium due to enhanced corrosion protection and longer service life.

Why Choose OfBusiness for DI Pipes?

Procuring DI Pipes for large-scale tenders requires a partner who can manage complex logistics, quality verification, and financial credit simultaneously. We provide a specialized vertical for infrastructure procurement that addresses these challenges.

  • Market-Leading Rates: Track the DI Pipe price today in Durgapur and Gandhidham to leverage bulk purchase discounts and regional price variations.
  • Standardized Quality: Every pipe is sourced with Mill Test Certificates (MTC) and supports third-party inspections (TPI) to ensure IS 8329 compliance.
  • Comprehensive Solutions: We supply not just pipes, but the entire ecosystem including DI fittings, valves, and rubber gaskets for a complete project solution.
  • Financial Flexibility: Utilize project-based financing and credit limits through Oxyzo to ensure your infrastructure projects never stop due to cash flow constraints.

Frequently Asked Questions

What is the current DI pipe price in India?
DI pipe prices in India depend on diameter (80mm to 1200mm), class (K7, K9, K12), and coating type. Prices are quoted per meter or per MT. The market is influenced by iron ore costs, pig iron rates, and government tender volumes. Check OfBusiness for the latest competitive DI pipe pricing from Electrosteel, Jindal SAW, and Tata Metaliks.
Who are the major DI pipe manufacturers in India?
The leading manufacturers are Electrosteel Castings (Haldia, Elavur, Khardah - India's largest), Jindal SAW (Mundra), Tata Metaliks (Kharagpur), Srikalahasthi Pipes (Andhra Pradesh), and Lanco Pipes (formerly Lanco Industries). Together, they have an installed capacity exceeding 4 million TPA, catering primarily to Jal Jeevan Mission demand.
What IS standard governs DI pipes in India?
DI pipes in India conform to IS 8329 (latest revision 2000, reaffirmed), which specifies ductile iron pressure pipes for water and sewerage. The standard covers classes K7, K9, and K12 for different pressure ratings. ISO 2531 is the international equivalent. Pipes must be BIS certified for use in government water supply projects.
What is the difference between DI pipe classes K7, K9, and K12?
K7, K9, and K12 refer to wall thickness classes as per IS 8329. K9 is the standard class most commonly specified in tenders. K7 has thinner walls (lower pressure rating, lighter weight, lower cost). K12 has thicker walls (higher pressure rating) for demanding applications. Class selection depends on design pressure, soil conditions, and depth of burial.
What are the standard DI pipe diameters available?
DI pipes are available in nominal diameters from DN 80 (80mm) to DN 1200 (1200mm) as per IS 8329. Common sizes for Jal Jeevan Mission projects are DN 100, DN 150, DN 200, DN 250, DN 300, and DN 350. Standard pipe length is 5.5 meters (with socket). Push-on joints (Tyton) are standard.
Why are DI pipes preferred for water supply projects?
DI pipes offer high tensile strength (420 MPa min), excellent impact resistance (unlike PVC), long service life (100+ years), leak-proof push-on joints, and ability to handle high pressures and external loads. They are mandated by Jal Jeevan Mission for bulk water transmission. The ductile nature prevents catastrophic failures unlike cast iron pipes.
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