DILUTE COPPER ALLOY MATERIAL AND METHOD OF MANUFACTURING DILUTE COPPER ALLOY MEMBER EXCELLENT IN CHARACTERISTICS OF RESISTANCE TO HYDROGEN EMBRITTLEMENT

摘要

PROBLEM TO BE SOLVED: To provide a practical dilute copper alloy material high in productivity and excellent in electric conductivity, softening temperature and surface quality, and a method of manufacturing a dilute copper alloy member excellent in characteristics of resistance to hydrogen embrittlement.;SOLUTION: The dilute copper alloy material is used in an environment with presence of hydrogen, and includes pure copper containing unavoidable impurities, oxygen in an amount exceeding 2 mass ppm, and an additive element which is selected from the group consisting of Mg, Zr, Nb, Ca, V, Fe, Al, Si, Ni, Mn, Ti and Cr, and forms oxide in combination with the oxygen.;COPYRIGHT: (C)2012,JPO&INPIT