Katsumi Kurebayashi

Title: **Katsumi Kurebayashi: Innovator in Advanced Steel Technologies**

Introduction

Katsumi Kurebayashi is a notable inventor based in Tokai, Japan, who has contributed significantly to the field of metallurgy, specifically in the development of high-performance steel plates. With a total of four patents to his name, Kurebayashi has focused on enhancing the toughness and durability of steel through innovative chemical compositions and production methods.

Latest Patents

Kurebayashi's latest patents reflect his commitment to creating high-quality steel materials. One of his recent inventions involves a steel plate characterized by a specific chemical composition with an α value ranging from 0.13 to 1.0 mass % and a β value between 8.45 to 15.2. This steel plate boasts impressive mechanical properties, with yield strength between 670 to 870 N/mm and tensile strength ranging from 780 to 940 N/mm. Additionally, it features an average grain size of 35 µm or less and thicknesses from 25 to 200 mm, achieving a Charpy absorbed energy of 100 J or more at -40°C in treated areas.

Another key patent focuses on high toughness abrasion-resistant steel, which maintains a hardness of HB400 to HB520 with minimal change over prolonged use. This innovative steel composition includes specific percentages of carbon, silicon, manganese, and other elements, resulting in improved toughness and durability, crucial for applications in demanding environments.

Career Highlights

Throughout his career, Katsumi Kurebayashi has made impactful contributions while working with leading companies in the industry, including Nippon Steel Corporation and Nippon Steel & Sumitomo Metal Corporation. His work has played a pivotal role in advancing the understanding and production of high-performance steel, positioning him as an important figure in the field of metallurgy.

Collaborations

Kurebayashi has fostered valuable collaborations with notable professionals in the industry, including his coworkers Naoki Saitoh and Shuji Aihara. These partnerships have contributed to the innovative processes and materials that have emerged from their collective expertise, enhancing the quality and capabilities of products in the steel sector.

Conclusion

In conclusion, Katsumi Kurebayashi stands out as a dedicated inventor whose advancements in steel technology have made a significant impact on the materials used in various applications. With his continued focus on innovation, Kurebayashi's work will likely influence the future of metallurgical developments and the industries reliant on high-performance steel solutions.