The Global Grain-oriented Silicon Steel Market was valued at USD 4.12 Billion in 2024 and is projected to reach USD 6.78 Billion by 2032, growing at a Compound Annual Growth Rate (CAGR) of 6.4% during the forecast period (2024–2032). This robust growth is primarily driven by the global push for grid modernization, escalating demand for energy-efficient transformers, and massive investments in renewable energy infrastructure across both developed and emerging economies.

As the world accelerates its transition toward sustainable energy systems, the critical role of high-performance electrical steel in reducing energy losses becomes undeniable. In this blog, we profile the Top 10 Companies in the Grain-oriented Silicon Steel Industry—a select group of global steel giants and specialized producers who are engineering the magnetic cores that power our electrified future.

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🔟 1. Baosteel Group

Headquarters: Shanghai, China
Key Offering: High-grade GOES, Ultra-Thin Grain-Oriented Silicon Steel

Baosteel Group, a subsidiary of China Baowu Steel Group, is the world’s largest producer of grain-oriented silicon steel. The company dominates the Asian market with its extensive production capacity and continuous technological innovation. Baosteel’s products are essential for power transformers in China’s massive grid expansion projects and are increasingly exported to global markets.

Innovation Initiatives:

• Pioneering production of ultra-thin (0.23mm & 0.27mm) high-grade GOES

• Massive R&D investments in low core-loss technologies

• Leading supplier for China’s UHV (Ultra-High Voltage) transmission projects

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9️⃣ 2. Nippon Steel Corporation

Headquarters: Tokyo, Japan
Key Offering: Orientcore HI-B, JNE Super Core

Nippon Steel Corporation is a technology leader in high-efficiency grain-oriented silicon steel, renowned for its Orientcore HI-B brand. The company holds numerous patents for domain refinement and magnetic domain control technologies, setting global benchmarks for transformer core performance and energy efficiency.

Innovation Initiatives:

• World-leading domain refinement technology for reduced core losses

• Strategic expansions to meet growing global transformer demand

• Development of JNE Super Core for next-generation high-frequency applications

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8️⃣ 3. JFE Steel Corporation

Headquarters: Tokyo, Japan
Key Offering: JFE Super Core, JNHF Core

JFE Steel Corporation is another Japanese powerhouse specializing in advanced grain-oriented silicon steel. The company’s JFE Super Core series offers exceptionally low core losses, making it the material of choice for high-efficiency transformers in power grids and renewable energy applications worldwide.

Innovation Initiatives:

• Advanced coating technologies for superior insulation performance

• Focus on sustainable production processes and carbon reduction

• Global technical support network for transformer manufacturers

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Grain-oriented Silicon Steel Market – View in Detailed Research Report

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7️⃣ 4. POSCO

Headquarters: Pohang, South Korea
Key Offering: POSCO Electrical Steel, HIPERNO

POSCO has emerged as a major global player in the grain-oriented silicon steel market, leveraging its integrated steelmaking capabilities and strong technological foundation. The company’s products are widely used in power transformers, distribution transformers, and large motors across Asia and increasingly in Western markets.

Innovation Initiatives:

• Continuous improvement in magnetic properties and surface quality

• Expansion of high-grade GOES production capacity

• Development of specialized grades for electric vehicle applications

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6️⃣ 5. ThyssenKrupp

Headquarters: Essen, Germany
Key Offering: Powercore, Transformatorenblech

ThyssenKrupp is Europe’s leading producer of grain-oriented silicon steel, serving the continent’s sophisticated transformer industry and renewable energy sector. The company’s expertise in precision rolling and thermal processing ensures consistent quality for critical power infrastructure applications.

Innovation Initiatives:

• Focus on high-permeability grades for compact transformer designs

• Investment in digitalization of production processes

• Strong R&D collaboration with European transformer manufacturers

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5️⃣ 6. ArcelorMittal

Headquarters: Luxembourg City, Luxembourg
Key Offering: ArcelorMittal Grain Oriented Steel

ArcelorMittal, the world’s largest steel producer, maintains a significant presence in the grain-oriented silicon steel market through its specialized electrical steel divisions. The company supplies high-quality GOES to transformer manufacturers globally, with a strong focus on meeting international efficiency standards.

Innovation Initiatives:

• Global production network ensuring supply chain resilience

• Development of sustainable steelmaking processes

• Technical partnerships with leading energy sector customers

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Grain-oriented Silicon Steel Market – View in Detailed Research Report

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4️⃣ 7. AK Steel (now Cleveland-Cliffs)

Headquarters: West Chester, Ohio, USA
Key Offering: AK Steel Grain-Oriented Electrical Steel

AK Steel, now part of Cleveland-Cliffs, is North America’s primary producer of grain-oriented silicon steel. The company plays a crucial role in supplying the region’s transformer industry, particularly for grid modernization projects and renewable energy integration initiatives across the United States and Canada.

Innovation Initiatives:

• Domestic production ensuring supply security for North American markets

• Continuous quality improvements for higher efficiency standards

• Support for DOE transformer efficiency regulations implementation

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3️⃣ 8. Tata Steel

Headquarters: Mumbai, India
Key Offering: Tata Steel Electrical Steels

Tata Steel is India’s leading producer of grain-oriented silicon steel, supporting the country’s massive power infrastructure expansion. The company’s growing production capacity addresses both domestic demand and export markets, with a focus on quality and technological advancement.

Innovation Initiatives:

• Capacity expansion to meet India’s growing power sector needs

• Development of cost-effective grades for emerging markets

• Investment in R&D for improved magnetic properties

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2️⃣ 9. Stalprodukt S.A.

Headquarters: Bochnia, Poland
Key Offering: Stalprodukt Electrical Steel

Stalprodukt S.A. is a significant European manufacturer of grain-oriented silicon steel, known for its specialized production capabilities and customer-focused approach. The company serves transformer manufacturers across Europe with high-quality electrical steels tailored to specific application requirements.

Innovation Initiatives:

• Specialization in customized grain-oriented steel solutions

• Focus on technical customer support and application engineering

• Continuous process optimization for enhanced product quality

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1️⃣ 10. Wuxi Huajing New Material Technology Co., Ltd.

Headquarters: Wuxi, China
Key Offering: Precision Grain-Oriented Silicon Steel

Wuxi Huajing has emerged as a key specialized producer in the Chinese market, focusing on high-quality grain-oriented silicon steel for precision applications. The company’s growth reflects China’s expanding domestic capabilities in advanced electrical steel production beyond the major state-owned enterprises.

Innovation Initiatives:

• Specialization in precision-oriented production processes

• Focus on niche applications and customized solutions

• Leveraging China’s manufacturing ecosystem for competitive advantage

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Grain-oriented Silicon Steel Market – View in Detailed Research Report

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🌍 Outlook: The Future of Grain-oriented Silicon Steel Is Smarter and More Efficient

The grain-oriented silicon steel market is undergoing a fundamental transformation. While traditional power applications continue to drive volume, the industry is investing heavily in ultra-high-efficiency grades, advanced production technologies, and specialized products for emerging applications in renewable energy and electric transportation.

📈 Key Trends Shaping the Market:

• Accelerated adoption of ultra-thin grades (0.23mm and 0.27mm) for high-frequency applications

• Stringent global energy efficiency regulations mandating higher-performance transformer cores

• Digitalization of steel production for enhanced quality control and consistency

• Growing demand from offshore wind and large-scale solar projects requiring specialized transformers

Get Full Report Here:
Grain-oriented Silicon Steel Market – View in Detailed Research Report

The companies profiled above are not only supplying critical materials for global electrification—they’re driving the technological innovation that will define the next generation of energy-efficient power systems.