Top 10 Companies in the Gray Iron Pipe Industry (2025): Market Leaders Powering Global Infrastructure

In Business Insights
October 28, 2025


The Global Gray Iron Pipe Market was valued at USD 712.8 Million in 2024 and is projected to reach USD 833.9 Million by 2032, growing at a Compound Annual Growth Rate (CAGR) of 1.8% during the forecast period (2024–2032). This growth is being driven by increasing global infrastructure development, rising urbanization in emerging economies, and the accelerating demand for durable and corrosion-resistant piping solutions across water supply, sewage, and industrial applications.

As global infrastructure modernization accelerates and sustainability becomes paramount, the focus shifts to the key manufacturers who are driving innovation, operational efficiency, and eco-friendly production pathways. In this blog, we profile the Top 10 Companies in the Gray Iron Pipe Industry—a mix of multinational corporations, regional specialists, and sustainability pioneers shaping the future of essential piping systems worldwide.


🔟 1. Saint-Gobain PAM

Headquarters: Paris, France
Key Offering: Gray Cast Iron Pipes, Ductile Iron Pipes, and Specialized Iron Pipe Fittings

Saint-Gobain PAM is a global leader in the gray iron pipe industry, with a heritage spanning centuries in metal casting and pipe manufacturing. The company delivers a comprehensive range of gray iron pipes for water distribution, drainage systems, and industrial networks through its extensive global manufacturing and distribution footprint.

Sustainability Initiatives:

  • Pioneering production with high recycled iron content

  • Committed to carbon neutrality in operations by 2050

  • Innovations in corrosion-resistant lining technologies

Download FREE Sample Report: Gray Iron Pipe Market – View in Detailed Research Report


9️⃣ 2. Charlotte Pipe and Foundry Company

Headquarters: Charlotte, North Carolina, USA
Key Offering: Cast Iron Soil Pipe, Plastics, and Industrial Piping Systems

Charlotte Pipe has solidified its position as North America’s largest manufacturer of cast iron pipe products. The company operates 14 manufacturing facilities across the United States, focusing on technological enhancements in centrifugal casting processes to improve product quality and consistency.

Sustainability Initiatives:

  • Recycled content exceeding 90% in manufacturing processes

  • Major distributor partnerships ensuring broad market reach


8️⃣ 3. US Pipe and Foundry Company

Headquarters: Birmingham, Alabama, USA
Key Offering: Gray Iron Pressure Pipe, Restrained Joint Systems, Lined Pipe Products

US Pipe maintains a significant presence in the North American market, particularly known for its TYTON JOINT® pipe systems. The company serves municipal water utilities, industrial facilities, and construction projects with its durable piping solutions.

Sustainability Initiatives:

  • Advanced cement mortar linings for extended service life

  • Focus on large-diameter pipe systems for major infrastructure projects.


7️⃣ 4. Electrosteel Castings Ltd

Headquarters: Kolkata, West Bengal, India
Key Offering: Ductile Iron Pipes, Gray Iron Pipes, and Fittings

Electrosteel is one of India’s largest manufacturers of ductile iron pipes and fittings. The company supplies to water supply projects, sewage systems, and industrial applications across domestic and international markets.

Sustainability Initiatives:

  • Strategic international expansion into African and Middle Eastern markets

  • Significant capacity dedicated to gray iron pipe production for traditional infrastructure needs.


6️⃣ 5. Ningbo Gulin Pipes Co., Ltd.

Headquarters: Ningbo, Zhejiang, China
Key Offering: Gray Iron Drainage Pipes, Industrial Cast Iron Pipes, and Municipal Water Pipes

Ningbo Gulin Pipes specializes in the production of gray iron pipes using modern centrifugal casting technology. The company exports its products to over 50 countries worldwide.

Sustainability Initiatives:

  • Cost-effective manufacturing leveraging China’s industrial infrastructure

  • Focus on cost-competitive gray iron pipe solutions for developing markets.


5️⃣ 6. Kejriwal Castings Pvt. Ltd.

Headquarters: Kolkata, West Bengal, India
Key Offering: Soil Pipes, Rainwater Pipes, and Industrial Cast Iron Products

Kejriwal Castings is a prominent Indian manufacturer with significant production capacity for gray iron pipes used in building construction and municipal projects.

Sustainability Initiatives:

  • Investment in digital foundry technologies enhancing production efficiency

  • Strong presence in specialized industrial applications requiring high-corrosion resistance.


4️⃣ 7. Jai Balaji Group Ltd.

Headquarters: Kolkata, West Bengal, India
Key Offering: Cast Iron Valves, Fittings, and Custom Machined Components

Jai Balaji Group has established itself as a significant player in the iron and steel sector in Eastern India. The group manufactures a range of gray iron pipe products at its integrated steel and casting plants.

Sustainability Initiatives:

  • Customized pipe solutions for specific industrial requirements

  • Focus on niche applications requiring the specific mechanical properties of gray iron.


3️⃣ 8. Xinxing Ductile Iron Pipes Co., Ltd.

Headquarters: Handan, Hebei, China
Key Offering: Ductile Iron Pipes, Gray Iron Pipes, and Specialized Fittings

Xinxing Ductile Iron Pipes operates as a subsidiary of the state-owned conglomerate, focusing on large-scale production of iron pipes for domestic infrastructure projects and international exports.

Sustainability Initiatives:

  • Specialization in large-diameter piping systems for major water transmission projects.

    Sustainability Initiatives:

    • Advanced production facilities with integrated quality control systems

    Download FREE Sample Report: Gray Iron Pipe Market – View in Detailed Research Report


    2️⃣ 9. L.B. Foster Company

    Headquarters: Pittsburgh, Pennsylvania, USA
    Key Offering: Piling & Foundation Products, Railroad Track, and Industrial Piping Solutions

    L.B. Foster provides a diversified range of products including gray iron pipes for construction and infrastructure applications.

    Sustainability Initiatives: