Certainly! Below is a list of some well-known, leading global suppliers of heat-resistant iron products:

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Leading Global Suppliers of Heat Resistant Iron

1. ThyssenKrupp AG

   • Based in Germany, ThyssenKrupp is a multinational conglomerate known for its steel production and technology solutions.

2. Nippon Steel Corporation

   • Japan's largest steel producer, Nippon Steel is renowned for its innovative steel products, including heat-resistant alloys.

3. ArcelorMittal

   • A multinational steel manufacturing corporation, ArcelorMittal is based in Luxembourg and operates worldwide, producing a variety of steel grades.

4. POSCO

   • South Korea's leading steel manufacturer, POSCO produces a variety of steel products and is known for its advanced technology.

5. Acerinox

   • A Spanish company specializing in stainless steel, Acerinox provides heat-resistant alloys that are used in various industrial applications.

6. Allegheny Technologies Incorporated (ATI)

   • Based in the USA, ATI specializes in high-performance materials including heat-resistant metals and alloys for various industries.

7. Carpenter Technology Corporation

   • An American manufacturer, Carpenter Technology focuses on specialty alloys and engineered products, particularly for high-temperature applications.

8. Sandvik AB

   • Based in Sweden, Sandvik is a global engineering group known for its cutting-edge production of heat-resistant materials and alloys.

9. Haynes International, Inc.

   • Specializes in high-temperature and corrosion-resistant alloys, Haynes provides materials for aerospace and other demanding markets.

10. Shaanxi Bohold New Materials Co., Ltd.

    • A Chinese company, Bohold produces specialty heat-resistant alloys and is known for its innovation in material science. ```

These companies are recognized for their expertise in metallurgy, engineering innovations, and commitment to providing high-quality heat-resistant iron and alloy products across various industries.