The Global Cast Steel Market was valued at USD 70,760 Million in 2025 and is projected to reach USD 86,946 Million by 2034, growing at a Compound Annual Growth Rate (CAGR) of 2.8% during the forecast period (2025–2034). This growth is driven by robust demand from heavy machinery, global infrastructure development, and the modernization of energy and mining sectors, which rely on the superior strength and durability of steel castings.

As global industries push for more resilient and efficient infrastructure, the demand for high-integrity cast steel components is surging. This foundational market is powered by a select group of industrial giants and specialized foundries that master the complex art and science of steel casting. In this blog, we profile the Top 10 Companies in the Cast Steel Industry—a mix of global manufacturing leaders and niche experts shaping the backbone of heavy industry worldwide.

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🔟 1. Precision Castparts Corp. (PCC)

Headquarters: Portland, Oregon, USA
Key Offering: Complex Investment Castings, Forgings, and Fasteners for Aerospace & Power

Precision Castparts Corp., a Berkshire Hathaway company, is a world leader in complex metal components and products. It serves the aerospace, power generation, and general industrial markets with highly engineered castings that meet extreme performance requirements. The company’s investment casting capabilities are renowned for producing near-net-shape components with exceptional dimensional accuracy.

Key Technological Initiatives:

• Advanced ceramic mold technologies for aerospace turbine blades

• Manufacturing large-scale structural castings for next-generation aircraft

• R&D in nickel-based superalloys for high-temperature applications

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9️⃣ 2. Hitachi, Ltd.

Headquarters: Tokyo, Japan
Key Offering: Heavy Steel Castings for Construction Machinery, Industrial Plants, and Turbines

Hitachi’s Metals Division is a major global supplier of high-grade cast steel components. The company’s expertise spans large castings for hydraulic excavators, components for thermal and nuclear power plants, and rolls for steelmaking. Hitachi leverages its vertical integration to control quality from raw material to finished product.

Key Technological Initiatives:

• Development of abrasion-resistant steels for mining equipment

• Precision casting for high-efficiency power generation turbines

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8️⃣ 3. Doosan Enerbility Co., Ltd.

Headquarters: Seoul, South Korea
Key Offering: Power Plant Castings & Forgings, Heavy Industrial Components

Doosan Enerbility is a key player in the global energy and industrial sectors, producing massive steel castings and forgings for power generation equipment, including gas and steam turbines. The company is also a major supplier to the construction and mining machinery industries, providing critical structural components.

Key Technological Initiatives:

• Leading supplier of nuclear power plant components

• Investment in castings for renewable energy systems, including wind power

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7️⃣ 4. Kobe Steel, Ltd.

Headquarters: Kobe, Japan
Key Offering: Specialty Steel Castings and Forgings

Kobe Steel is renowned for its high-quality specialty steels and advanced manufacturing processes. Its cast steel products are essential for automotive, industrial machinery, and construction equipment, known for their superior strength and reliability. The company’s technological prowess ensures components meet the most demanding specifications.

Key Technological Initiatives:

• Proprietary steelmaking processes for enhanced material properties

• Focus on lightweight, high-strength castings for automotive applications

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6️⃣ 5. Japan Steel Works, Ltd. (JSW)

Headquarters: Tokyo, Japan
Key Offering: Ultra-Large Steel Castings & Forgings for Nuclear, Industrial, and Defense

Japan Steel Works is a specialist in the most challenging segment of the market: ultra-large steel castings and forgings. The company is a critical global supplier of components for nuclear reactor pressure vessels, turbine shafts for thermal power plants, and rolls for steel mills, serving as a cornerstone of heavy industry infrastructure.

Key Technological Initiatives:

• World-leading capability in manufacturing nuclear power plant components

• Development of massive castings for offshore wind turbine foundations

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5️⃣ 6. ME Elecmetal

Headquarters: Santiago, Chile
Key Offering: Wear-Resistant Castings for Mining and Milling

ME Elecmetal is a global leader in the design and manufacture of consumable wear parts for the mining industry. The company specializes in abrasion-resistant steel castings for grinding mills, crushers, and excavation equipment, helping mining operations improve efficiency and reduce downtime.

Key Technological Initiatives:

• Extensive R&D in metallurgy to extend the service life of wear parts

• Global footprint with foundries strategically located near key mining regions

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4️⃣ 7. Amsted Rail Company, Inc.

Headquarters: Chicago, Illinois, USA
Key Offering: Critical Cast Steel Components for the Global Rail Industry

Amsted Rail is a premier provider of cast steel components for the freight rail industry, including side frames, bolsters, and couplers. The company’s products are essential for the safety and reliability of rail networks across North America and other international markets, built to withstand immense stress and fatigue.

Key Technological Initiatives:

• Innovations in bogie (truck) castings for heavier axle loads and higher speeds

• Advanced quality control and non-destructive testing for maximum safety

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3️⃣ 8. Signicast (Form Technologies)

Headquarters: Milwaukee, Wisconsin, USA
Key Offering: Precision Investment Castings for Automotive, Aerospace, and Defense

Signicast, a Form Technologies company, is a leader in high-volume, complex investment castings. Utilizing advanced automation and process control, the company produces precise, near-net-shape components that minimize machining for industries where complexity, volume, and quality are paramount.

Key Technological Initiatives:

• Pioneering automated investment casting lines for high-volume production

• Specialization in carbon, low-alloy, and stainless steel castings

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2️⃣ 9. MetalTek International

Headquarters: Waukesha, Wisconsin, USA
Key Offering: Centrifugally Cast and Static Cast Alloy Components

MetalTek International specializes in engineering-critical castings made from stainless steel, high-alloy steel, nickel-based, and copper-based alloys. The company is a go-to source for components used in corrosive, high-temperature, and high-wear environments across the petrochemical, power generation, and marine industries.

Key Technological Initiatives:

• Expertise in centrifugal casting for superior metallurgical integrity

• Focus on custom alloy development for specific customer applications

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1️⃣ 10. Anhui Yingliu Co., Ltd.

Headquarters: Chaohu City, Anhui, China
Key Offering: Heavy Machinery Castings and Automotive Components

Anhui Yingliu is a major Chinese manufacturer of cast steel components, serving the domestic and international markets for construction machinery, heavy trucks, and industrial equipment. The company has grown significantly by capitalizing on China’s infrastructure boom and expanding its technical capabilities for higher-value applications.

Key Technological Initiatives:

• Expansion of capacity for large-scale castings

• Adoption of advanced sand casting and machining technologies

Get Full Report Here: Cast Steel Market – View in Detailed Research Report

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🏭 Outlook: The Future of Cast Steel Is Stronger, Smarter, and More Sustainable

The cast steel market is undergoing a significant evolution. While traditional applications in heavy machinery remain the core, the industry is increasingly focused on innovation in materials, digitalization of manufacturing, and improvements in sustainability. The transition towards advanced alloys and precision manufacturing techniques is opening new frontiers for cast steel.

📈 Key Trends Shaping the Market:

• Increased adoption of high-alloy steels for extreme service conditions in energy and aerospace

• Integration of additive manufacturing for rapid prototyping and complex mold production

• Digitalization and automation in foundries to enhance quality, reduce waste, and improve efficiency

• Growing demand for large castings to support global renewable energy infrastructure projects

Get Full Report Here: Cast Steel Market – View in Detailed Research Report

The companies listed above are not only supplying critical components for global industry—they are at the forefront of engineering the robust infrastructure that powers modern civilization.