Mr. NAGAO Mamoru has been general manager of R&D department in Maruichi Stainless Tube specialized to seamless stainless steel tubes & pipes production in Japan.
He was born in Kyoto, earned his master’s degree from Kyoto University in 1990, majored in material science about microstructure control of duplex stainless steels.
He started his career at Materials Research Lab. of Kobe Steel, Ltd. Since then he has dedicated Kobe Steel’s R&D in metallic materials science and engineering. His R&D field was for not only stainless steels but also carbon steels, non-ferrous alloys, long products, flat products, metallic powder and thin film materials for electronic devices.
Since 2016, he has been general manager of R&D department in Kobelco Steel Tube, one of subsidiaries in Kobe Steel. Since 2020, it has changed its name as Maruichi Stainless Tube because all stocks were transferred from Kobe Steel to Maruichi Steel Tube, one of leading companies for welded carbon steel tubes & pipes production in Japan.