MATERIAL FOR SHADOW MASK HAVING EXCELLENT PRESS FORMABILITY

• Main Authors: TSUDA MASAOMI, NEMOTO RIKIO
• Format: Patent
• Language: English
• Published: 31.07.1987
• Subjects: ALLOYS; BASIC ELECTRIC ELEMENTS; CHEMISTRY; ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS; ELECTRICITY; FERROUS OR NON-FERROUS ALLOYS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS; METALLURGY; METALLURGY OF IRON; MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; TREATMENT OF ALLOYS OR NON-FERROUS METALS

PURPOSE:To obtain a material for a shadow mask having excellent press formability by subjecting an Fe alloy contg. C, Si, Mn, Ni, and Cr to cold rolling at a specific draft then to annealing in a specified temp. range. CONSTITUTION:The Fe alloy contg. <=0.02% C, <=0.2% Si, <=0.5% Mn, 30-45%...