The Global High Nitrogen Steels (HNS) Market was valued at USD 424 Million in 2025 and is projected to reach USD 772 Million by 2034, growing at a Compound Annual Growth Rate (CAGR) of 9.3% during the forecast period (2024–2034). This robust growth is being driven by increasing demand for superior strength and corrosion resistance in aerospace and medical devices, technological advancements in pressurized melting processes, and the accelerating adoption of nickel-free austenitic steels to meet stringent biocompatibility requirements.

As industries worldwide push for higher performance, lighter weight, and improved sustainability, the focus shifts to the specialized material producers enabling these advancements. In this blog, we profile the Top 10 Companies in the High Nitrogen Steels Industry—a group of advanced metallurgy specialists, global steel giants, and niche innovators shaping the future of high-performance alloys.

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🔟 1. Carpenter Technology Corporation

Headquarters: Philadelphia, Pennsylvania, USA
Key Offering: Premium high-nitrogen stainless steel bars, wires, and powders

Carpenter Technology is a world leader in the development, manufacture, and distribution of high-performance specialty alloys, including a comprehensive portfolio of High Nitrogen Steels. Their expertise lies in producing ultra-clean, high-purity materials for the most demanding applications in aerospace, medical, and energy sectors. The company’s technical support and ability to produce complex geometries via additive manufacturing position it as a key partner for innovation.

Innovation and Growth Initiatives:

• Advanced Pressurized Electroslag Remelting (PESR) capabilities

• Leading provider of HNS powders for additive manufacturing

• Strong focus on nickel-free alloys for medical implants and devices

Download FREE Sample Report: High Nitrogen Steels (HNS) Market – View in Detailed Research Report

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9️⃣ 2. voestalpine BÖHLER Edelstahl

Headquarters: Kapfenberg, Austria
Key Offering: Tool steels, high-speed steels, and specialty high-nitrogen grades

As part of the voestalpine Group, BÖHLER Edelstahl is a premier European producer of specialty steels with a renowned reputation for quality. The company operates one of the most advanced Pressurized ElectroSlag Remelting (PESR) plants in the world, enabling it to produce high-integrity HNS with precise nitrogen content for critical applications in aerospace, oil & gas, and plastics molding industries.

Innovation and Growth Initiatives:

• World-class PESR technology for high-nitrogen ingots

• Development of custom HNS solutions for extreme operating conditions

• Focus on sustainability through material longevity and recyclability

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8️⃣ 3. Sandvik Materials Technology

Headquarters: Sandviken, Sweden
Key Offering: Stainless steels, nickel alloys, and high-nitrogen tubular products

Sandvik is a global engineering group with a strong materials technology division that excels in producing advanced stainless steels and alloys. Their product range includes high-nitrogen austenitic stainless steels known for exceptional resistance to pitting and crevice corrosion. Sandvik serves a diverse clientele in the chemical processing, oil & gas, and aerospace industries with a strong emphasis on research and development.

Innovation and Growth Initiatives:

• Extensive R&D in corrosion-resistant alloy development

• Production of seamless tubes and pipes from HNS for aggressive environments

• Investment in powder metallurgy for additive manufacturing applications

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7️⃣ 4. Daido Steel Co., Ltd.

Headquarters: Nagoya, Japan
Key Offering: Specialty steels, high-nitrogen stainless steels, and tool steels

Daido Steel is a major Japanese specialty steelmaker with significant expertise in producing high-performance alloys. The company has developed proprietary high-nitrogen stainless steel grades that offer an excellent combination of strength, toughness, and corrosion resistance. Daido’s products are critical components in automotive, industrial machinery, and precision equipment markets across Asia and globally.

Innovation and Growth Initiatives:

• Development of high-strength, non-magnetic HNS grades

• Focus on Cr-Mn-N system steels as nickel-free alternatives

• Strong presence in the Asian semiconductor and electronics supply chain

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6️⃣ 5. Outokumpu Oyj

Headquarters: Helsinki, Finland
Key Offering: Stainless steel coils, sheets, plates, and HNS variants

Outokumpu is one of the largest stainless steel producers in the world, with a growing portfolio of high-nitrogen stainless steel products. The company leverages its extensive melting and rolling capabilities to produce HNS for applications requiring enhanced mechanical properties and corrosion resistance. Their global reach and focus on sustainable production processes make them a key player in the market.

Innovation and Growth Initiatives:

• Production of duplex and super duplex stainless steels with controlled nitrogen content

• Circular economy focus with high recycled content in production

• Expansion of HNS offerings for construction and transportation sectors

Download FREE Sample Report: High Nitrogen Steels (HNS) Market – View in Detailed Research Report

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5️⃣ 6. POSCO

Headquarters: Pohang, South Korea
Key Offering: Carbon steel, stainless steel, and advanced high-nitrogen alloys

POSCO, one of the world’s largest steel producers, has a strong specialty steels division that includes the development and production of High Nitrogen Steels. The company’s significant R&D investments have led to innovations in high-strength, corrosion-resistant alloys for the automotive, shipbuilding, and plant construction industries. POSCO’s scale allows it to serve both high-volume and specialized niche markets effectively.

Innovation and Growth Initiatives:

• Development of high-manganese, high-nitrogen TWIP steels for automotive lightweighting

• Investment in advanced steelmaking technologies for premium products

• Strategic focus on growing market share in high-value specialty steel segments

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4️⃣ 7. Swiss Steel Group

Headquarters: Lucerne, Switzerland
Key Offering: Tool steels, stainless steels, and high-nitrogen engineering steels

The Swiss Steel Group is a leading global producer of specialty long steel products with a strong presence in the European and North American markets. The company offers various high-nitrogen steel grades known for their exceptional wear resistance and durability. Their focus on customer-specific solutions and technical support makes them a valued partner in the automotive, mechanical engineering, and energy sectors.

Innovation and Growth Initiatives:

• Production of nitrogen-alloyed tool steels for improved performance

• Development of customized HNS solutions for specific customer applications

• Expansion of service centers and distribution networks globally

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3️⃣ 8. GKN Powder Metallurgy

Headquarters: Radevormwald, Germany
Key Offering: Metal powders for additive manufacturing, including HNS powders

GKN Powder Metallurgy, now part of the Dowlais Group, is a global leader in metal powder production and additive manufacturing. The company produces high-quality gas-atomized powders of high-nitrogen stainless steels, enabling the manufacture of complex components through metal injection molding (MIM) and 3D printing. This positions GKN at the forefront of the digital manufacturing revolution in the HNS space.

Innovation and Growth Initiatives:

• Specialization in nickel-free, high-nitrogen stainless steel powders for medical AM

• Development of proprietary powder production technologies

• Strategic partnerships with OEMs in aerospace and medical sectors

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2️⃣ 9. Schoeller-Bleckmann Edelstahlrohr GmbH

Headquarters: Ternitz, Austria
Key Offering: Seamless stainless steel tubes, including high-nitrogen grades

Schoeller-Bleckmann is a specialist manufacturer of high-quality seamless stainless steel tubes, with expertise in producing tubes from High Nitrogen Steels. Their products are essential for demanding applications in the oil & gas, chemical, and power generation industries, where resistance to corrosive and high-pressure environments is critical. The company’s focus on quality and technical excellence has established its strong reputation in niche markets.

Innovation and Growth Initiatives:

• Manufacturing of HNS tubes for sour service applications in oil & gas

• Development of high-strength, corrosion-resistant tubular products

• Focus on customer-specific solutions for extreme operating conditions

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1️⃣ 10. Baosteel Special Metals (Baoshan Iron & Steel Co., Ltd.)

Headquarters: Shanghai, China
Key Offering: Specialty steels, nickel alloys, and high-performance HNS

As a subsidiary of China Baowu Steel Group, the world’s largest steel producer, Baosteel Special Metals focuses on high-value specialty steel products, including High Nitrogen Steels. The company benefits from substantial R&D resources and manufacturing scale, allowing it to serve growing domestic demand from China’s aerospace, medical, and high-tech equipment sectors while expanding its global presence.

Innovation and Growth Initiatives:

• Investment in advanced melting technologies for HNS production

• Development of HNS grades for domestic aerospace and defense programs

• Strategic focus on import substitution in the Chinese specialty steel market

Read Full Report: High Nitrogen Steels (HNS) Market – View in Detailed Research Report

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🌍 Outlook: The Future of High Nitrogen Steels Is High-Performance and Sustainable

The High Nitrogen Steels market is undergoing a significant transformation. While traditional stainless steels still dominate in volume, the industry is investing heavily in advanced manufacturing technologies, alloy development, and application-specific solutions to meet evolving performance requirements.

📈 Key Trends Shaping the Market:

• Rapid adoption of nickel-free HNS in medical implants and devices

• Increasing use of HNS powders in additive manufacturing for complex components

• Development of high-strength HNS for lightweighting in transportation

• Strategic collaborations between steel producers and end-users for customized solutions

Read Full Report: High Nitrogen Steels (HNS) Market – View in Detailed Research Report

The companies listed above are not only producing advanced materials—they’re enabling technological progress across multiple industries by providing the high-performance foundations for innovation.

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