STEEL SHEET FOR APEATURE FRAME AND ITS PRODUCTION

PURPOSE: To provide a steel sheet having high strength at a room temp. and at a blackening temp. after stress relieving annealing without using ferritic stainless steel heretofore as a steel sheet for a frame for stretching an apeature grill of a color picture tube so that the good stretching tensil...

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Bibliographische Detailangaben
Hauptverfasser:	ISHIMOTO YOSHIAKI, HAMANAKA SEIICHI, TANAKA TERUO, KATAGIRI YUKIO
Format:	Patent
Sprache:	eng
Schlagworte:	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
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Beschreibung
Zusammenfassung:	PURPOSE: To provide a steel sheet having high strength at a room temp. and at a blackening temp. after stress relieving annealing without using ferritic stainless steel heretofore as a steel sheet for a frame for stretching an apeature grill of a color picture tube so that the good stretching tensile strength of the apeature grill is maintained. CONSTITUTION: The compsn. contg. 0.03 to 0.25% C,