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Priority to JP18383884ApriorityCriticalpatent/JPS6164813A/ja
Publication of JPS6164813ApublicationCriticalpatent/JPS6164813A/ja
Publication of JPS6358888B2publicationCriticalpatent/JPS6358888B2/ja
C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
C21D1/68—Temporary coatings or embedding materials applied before or during heat treatment
C21D1/70—Temporary coatings or embedding materials applied before or during heat treatment while heating or quenching
Pièces réfractaires pour dispositifs de régulation ou d'interruption d'un jet d'acier, en matériau réfractaire à haute teneur en alumine et à liant sialon