MUMBAI, India, Sept. 26 -- Intellectual Property India has published a patent application (202517084068 A) filed by Nippon Steel Corporation, Tokyo, on Sept. 4, for 'cr-ni alloy pipe.'
Inventor(s) include Osuki, Takahiro; Nakane, Kazuya; Matsuda, Kohei; and Toda, Yoshihiro.
The application for the patent was published on Sept. 26, under issue no. 39/2025.
According to the abstract released by the Intellectual Property India: "Provided is a Cr-Ni alloy tube in which the tensile yield stress YSLT and the compressive yield stress YSLC in the tube axial direction of the Cr-Ni alloy tube and the tensile yield stress YSHT of a test piece after high-frequency induction heating and quenching satisfy [0.80 = YSLC/YSLT 0.95], [YS HT - 0.24 YSLT = ...