The Global Steel Grating Market was valued at USD 1.58 Billion in 2021 and is projected to grow at a Compound Annual Growth Rate (CAGR) of 1.83% through to 2027. This sustained growth is primarily fueled by increasing global infrastructure development, rising investments in industrial and commercial construction, and the robust demand for durable, safe, and cost-effective flooring solutions across sectors like petrochemical, architecture, and sewage disposal.

As nations worldwide ramp up their infrastructure spending and industrial capabilities expand, the focus intensifies on the key manufacturers who provide the structural backbone for these projects. In this blog, we profile the Top 10 Companies in the Steel Grating Industry—a diverse group of global leaders and specialized manufacturers fortifying the world’s infrastructure.

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🔟 1. Nucor Corporation

Headquarters: Charlotte, North Carolina, USA
Key Offering: Welded Steel Grating, Pressure-Locked Grating, Riveted Grating

Nucor is a leading American steel producer and a major force in the steel grating market through its Vulcraft division. The company is renowned for its efficient mini-mill production process and supplies a wide range of grating products for industrial, commercial, and architectural applications across North America.

Innovation & Market Strategy:

• Leadership in electric arc furnace (EAF) steelmaking for cost efficiency

• Extensive distribution network serving construction and industrial sectors

• Strong focus on custom fabrication and fast delivery times

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9️⃣ 2. Harsco Corporation (IKG)

Headquarters: Camp Hill, Pennsylvania, USA
Key Offering: IKG Brand Steel Grating, Plank Grating, Aluminum Grating

Harsco’s IKG division is one of the world’s most recognized brands in metal grating. With a history spanning over a century, IKG offers a comprehensive portfolio of standard and custom grating solutions for demanding environments, including water treatment plants, offshore platforms, and power generation facilities.

Innovation & Market Strategy:

• Pioneer in heavy-duty industrial grating solutions

• Global manufacturing footprint with a strong presence in North America and Europe

• Expertise in providing solutions for corrosive and high-load environments

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8️⃣ 3. AMICO (Alabama Metal Industries Corporation)

Headquarters: Birmingham, Alabama, USA
Key Offering: Steel Bar Grating, Safety Grating, Expanded Metal Grating

AMICO is a prominent North American manufacturer of steel and aluminum grating. The company is known for its high-quality products used in a vast array of applications, from walkways and platforms in industrial plants to architectural features in public spaces.

Innovation & Market Strategy:

• Vertically integrated manufacturing from raw material to finished product

• Strong emphasis on product quality and durability

• Significant market share in the U.S. infrastructure and construction sectors

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7️⃣ 4. Webforge

Headquarters: Brisbane, Australia
Key Offering: Heavy-Duty Steel Grating, Fibreglass Grating, Stair Treads

Webforge is a leading supplier of grating and flooring solutions in the Asia-Pacific region. With manufacturing facilities in Australia and a growing international presence, the company serves the mining, resources, water, and construction industries with robust and reliable products.

Innovation & Market Strategy:

• Dominant player in the Australasian market

• Focus on safety solutions, including slip-resistant grating

• Expansion into complementary products like handrails and structural fabrications

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6️⃣ 5. NJMM (Ningbo Jinming Metal Material Co., Ltd.)

Headquarters: Ningbo, Zhejiang, China
Key Offering: Stainless Steel Grating, Carbon Steel Grating, Galvanized Grating

NJMM is a major Chinese manufacturer and global exporter of steel grating. The company leverages China’s manufacturing scale to produce cost-competitive grating products for international markets, supplying both standard and custom-designed solutions.

Innovation & Market Strategy:

• Competitive pricing driven by large-scale production capabilities

• Extensive export operations to North America, Europe, and the Middle East

• Broad product range catering to diverse industrial needs

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5️⃣ 6. Ohio Gratings, Inc.

Headquarters: Canton, Ohio, USA
Key Offering: Metal Bar Grating, Plank Gratings, Architectural Grating

Ohio Gratings is a specialty manufacturer known for its high-quality custom steel, aluminum, and stainless-steel grating. The company serves niche markets requiring precise specifications and superior finishing, including architectural and high-security applications.

Innovation & Market Strategy:

• Specialization in custom and intricate grating designs

• Strong reputation for craftsmanship and customer service

• Focus on value-added services like cutting, welding, and finishing

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4️⃣ 7. Meiser GmbH & Co. KG

Headquarters: Schwerte, Germany
Key Offering: Press-Locked Grating, Welded Grating, Stainless Steel Products

Meiser is a leading European manufacturer of steel and aluminum grating with a strong technological focus. The company is known for its press-locked grating system, which offers a smooth, safe surface and is widely used in public infrastructure and industrial plants across Europe.

Innovation & Market Strategy:

• Technological leadership in press-locked grating manufacturing

• Strong distribution network throughout Europe and into international markets

• Commitment to high European quality standards and certifications

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Global Steel Grating Market – View in Detailed Research Report

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3️⃣ 8. Lionweld Kennedy

Headquarters: Stockton-on-Tees, United Kingdom
Key Offering: Steel Flooring, Stair Treads, Open Steel Grating

Lionweld Kennedy is a prominent UK-based manufacturer with a long history of supplying steel grating to the construction, offshore, and industrial sectors. The company is recognized for its engineering expertise and ability to handle complex projects.

Innovation & Market Strategy:

• Strong heritage and brand recognition in the UK and Commonwealth markets

• Expertise in projects for the oil & gas and power generation industries

• Focus on providing complete flooring packages and technical support

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2️⃣ 9. Sinosteel

Headquarters: Beijing, China
Key Offering: Carbon Steel Grating, Stainless Steel Grating, Architectural Metalwork

Sinosteel is a large, state-owned Chinese enterprise with interests across the steel industry value chain. Its involvement in the grating market is supported by its vast steel production capacity and its role in major domestic and international infrastructure projects.

Innovation & Market Strategy:

• Integration with a major steel producer ensures raw material supply

• Involvement in large-scale national infrastructure initiatives

• Growing international presence through project exports

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1️⃣ 10. P&R Metals

Headquarters: Atlanta, Georgia, USA
Key Offering: Grating Products, Expanded Metal, Perforated Metal

P&R Metals is a leading distributor and fabricator of industrial metals, including a wide array of steel grating products. While not a primary manufacturer, its extensive distribution network and value-added services make it a key player in the North American supply chain.

Innovation & Market Strategy:

• Extensive distribution network providing wide market access

• Value-added services including precise cutting and fabrication

• Strong relationships with both suppliers and end-users across multiple industries

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Global Steel Grating Market – View in Detailed Research Report

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🏗️ Outlook: The Future of Steel Grating Is Smarter and More Sustainable

The steel grating market is experiencing a steady evolution. While traditional carbon steel products remain the volume leader, the industry is increasingly focused on advanced materials, fabrication technologies, and sustainable practices to meet the demands of modern infrastructure.

📈 Key Trends Shaping the Market:

• Growing adoption of stainless steel and aluminum grating for corrosive environments and aesthetic applications

• Increased demand for safety-compliant products with enhanced slip resistance and load-bearing capacities

• Integration of digital design and fabrication (BIM) for complex architectural and industrial projects

• Rising emphasis on recycled content and sustainable manufacturing processes within the steel industry

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

The companies listed above are not only supplying essential materials for construction—they are reinforcing the foundation of global economic growth and urban development.