The Global Cast Iron & Cast Iron Castings Market was valued at US$ 7912.6 Million in 2022 and is projected to reach US$ 9836.6 Million by 2029, growing at a Compound Annual Growth Rate (CAGR) of 3.2% during the forecast period. This steady growth is propelled by robust demand from the automotive, construction, and heavy machinery sectors, alongside advancements in casting technologies and a global focus on infrastructure development. The influence of COVID-19 and the Russia-Ukraine War were considered while estimating market sizes.

As industries worldwide prioritize durability, cost-effectiveness, and material performance, cast iron remains a cornerstone for manufacturing critical components. Its excellent castability, high compressive strength, and wear resistance make it indispensable. In this blog, we profile the Top 10 Companies in the Cast Iron & Cast Iron Castings Industry—a group of foundries and manufacturers driving innovation and supplying essential components across global supply chains.

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🔟 1. Waupaca Foundry

Headquarters: Waupaca, Wisconsin, USA
Key Offering: Gray Iron Castings, Ductile Iron Castings, Specialty Alloys

Waupaca Foundry, a Hitachi Metals company, is one of the largest and most technologically advanced iron foundries globally. It specializes in high-volume production of gray and ductile iron castings for the automotive, agricultural, and construction industries, utilizing advanced molding and melting processes.

Innovation & Capacity:

• Operating multiple state-of-the-art foundries across the USA

• Pioneering automated molding lines for superior quality and efficiency

• Strong focus on sustainable foundry practices and recycling

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9️⃣ 2. Grede Foundry

Headquarters: Southfield, Michigan, USA
Key Offering: Ductile Iron Castings, Gray Iron Castings, Austempered Ductile Iron (ADI)

Grede Foundry is a leading supplier of precision cast iron components, particularly to the automotive sector. The company is renowned for its expertise in ductile iron and provides critical safety components like crankshafts, brackets, and control arms to major OEMs.

Innovation & Capacity:

• Leader in value-added machining and assembly services

• Significant investments in Austempered Ductile Iron (ADI) technology for high-strength applications

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8️⃣ 3. Hitachi Metals, Ltd.

Headquarters: Tokyo, Japan
Key Offering: High-grade Cast Iron, Specialty Steel Castings, Automotive Components

Hitachi Metals is a global materials giant with a formidable presence in the castings market. Through subsidiaries like Waupaca Foundry, it supplies advanced cast iron solutions for automotive powertrains, industrial machinery, and infrastructure projects worldwide.

Innovation & Capacity:

• Extensive R&D in material science for improved performance characteristics

• Global supply chain integration with major automotive manufacturers

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7️⃣ 4. Neenah Foundry

Headquarters: Neenah, Wisconsin, USA
Key Offering: Municipal Castings (Manhole covers, grates), Construction Castings, Custom Fabrication

Neenah Foundry is a premier manufacturer of municipal and construction castings in North America. The company produces a vast array of gray and ductile iron products that form the backbone of public infrastructure, including drainage systems and utility access points.

Innovation & Capacity:

• One of the largest capacities for municipal castings in the United States

• Focus on producing durable, long-lasting products for harsh environmental conditions

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6️⃣ 5. American Cast Iron Pipe Company (ACIPCO)

Headquarters: Birmingham, Alabama, USA
Key Offering: Ductile Iron Pipe, Spun Iron Pipe, Custom Castings

ACIPCO is a century-old, employee-owned company renowned for its ductile iron pipe products used in water and wastewater systems globally. The company also produces a wide range of industrial castings for various applications, maintaining a reputation for exceptional quality.

Innovation & Capacity:

• Pioneer in the development and production of ductile iron pipe

• Vertically integrated manufacturing with strict quality control from melting to finishing

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5️⃣ 6. Dandong Foundry

Headquarters: Dandong, Liaoning, China
Key Offering: Gray Iron Castings, Ductile Iron Castings, Machinery Components

Dandong Foundry is a major player in the Asia-Pacific castings market, supplying components to both domestic Chinese industries and international clients. The company specializes in castings for heavy machinery, power generation equipment, and machine tools.

Innovation & Capacity:

• Significant production capacity catering to China’s vast industrial base

• Competitive positioning in the global supply chain for cost-effective, high-volume castings

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4️⃣ 7. Brantingham Manufacturing (Brampton)

Headquarters: Brampton, Ontario, Canada
Key Offering: Engineered Ductile Iron Castings, CNC Machining, Assemblies

Brantingham Manufacturing is a leading Canadian foundry with a strong focus on engineered solutions. The company provides fully machined and assembled ductile iron components for the automotive, mining, and hydraulic industries, emphasizing precision and reliability.

Innovation & Capacity:

• Integrated machining and assembly services reduce supply chain complexity for clients

• Expertise in producing complex, thin-walled ductile iron castings

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3️⃣ 8. Reliance Foundry

Headquarters: Vancouver, British Columbia, Canada
Key Offering: Bollards, Site Furnishings, Custom Architectural Castings

Reliance Foundry is a specialist in fabricating high-quality cast iron and steel products for architectural, municipal, and industrial applications. The company is best known for its bollard and site furnishings product lines, which are exported globally.

Innovation & Capacity:

• Strong focus on design-led, aesthetically pleasing cast iron products for urban landscapes

• Direct-to-consumer and B2B sales model with a robust global distribution network

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2️⃣ 9. Hinduja Foundries Ltd. (AHL)

Headquarters: Chennai, Tamil Nadu, India
Key Offering: Automotive Castings, Commercial Vehicle Components, Machine Tool Castings

Hinduja Foundries is a key manufacturer in the Indian subcontinent, supplying critical cast iron components to the automotive and engineering sectors. The company has a strong presence in the commercial vehicle market and is expanding its capabilities in value-added machining.

Innovation & Capacity:

• Strategic partnerships with major Indian and global automotive OEMs

• Focus on capacity expansion and technological upgrades to meet growing domestic demand

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1️⃣ 10. Durham Foundry

Headquarters: Durham, North Carolina, USA
Key Offering: Gray Iron Castings, CNC Machining, Custom Fabrication

Durham Foundry provides high-integrity gray iron castings and comprehensive machining services. Serving a diverse industrial base, the company specializes in producing complex castings for pumps, compressors, and other industrial machinery with a commitment to quality and on-time delivery.

Innovation & Capacity:

• Expertise in producing large, intricate castings with tight tolerances

• In-house pattern shop and machining center for complete manufacturing control

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🏭 Outlook: The Future of Cast Iron Castings Is Smarter and More Sustainable

The cast iron and castings market is evolving beyond its traditional roots. While gray iron remains dominant, the industry is increasingly focused on high-value ductile iron, process automation, and sustainable manufacturing practices to meet the demands of modern engineering.

📈 Key Trends Shaping the Market:

• Growing adoption of 3D printing for sand molds, enabling rapid prototyping of complex castings

• Increased demand for lightweighting through thin-wall and high-strength ductile iron technologies

• Stringent environmental regulations driving investment in energy-efficient melting and emission control systems

• Industry consolidation as larger players acquire smaller foundries to expand capacity and geographic reach

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Cast Iron & Cast Iron Castings Market – View in Detailed Research Report

The companies listed above are not only supplying essential components—they are forging the foundation for global industrial growth and infrastructure development.