Company Filing History:
Years Active: 2021
Title: Yuuichi Tamura: Innovator in Ferritic Stainless Steel
Introduction
Yuuichi Tamura is a notable inventor based in Kashima, Japan. He has made significant contributions to the field of materials science, particularly in the development of ferritic stainless steel. His innovative work has implications for various industrial applications, especially in heat exchangers.
Latest Patents
Yuuichi Tamura holds a patent for a ferritic stainless steel and a method for producing the same, along with a heat exchanger equipped with this material. The patent details a composition that includes, in mass percentage, C: 0.030% or less, N: 0.020% or less, Si: 0.5% or less, Mn: 1.0% or less, P: 0.05% or less, S: 0.01% or less, Cr: 16% to 25%, Nb: 0.05% to 1.0%, Al: 0.003% to 0.20%, with the balance comprising Fe and unavoidable impurities. The invention emphasizes the presence of Al oxide on the surface of the material, with a surface coverage ratio of 5% to 70%. The surface roughness is measured in Ra, ranging from 0.010 to 0.15 µm, and the thickness from the surface to the point, which includes the value of a half peak of the Al content, satisfies 300 nm or less.
Career Highlights
Yuuichi Tamura is associated with Nippon Steel & Sumikin Stainless Steel Corporation, where he has been instrumental in advancing the company's research and development efforts in stainless steel technology. His work has not only enhanced the properties of ferritic stainless steel but has also contributed to the efficiency of heat exchangers.
Collaborations
Throughout his career, Yuuichi has collaborated with esteemed colleagues such as Tooru Matsuhashi and Jun Tokunaga. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Yuuichi Tamura's contributions to the field of ferritic stainless steel exemplify the importance of innovation in materials science. His patent and ongoing work continue to influence the industry, showcasing the potential for advancements in technology and engineering.