C - Chemistry – Metallurgy – 22 – C
Patent
C - Chemistry, Metallurgy
22
C
C22C 38/22 (2006.01) C22C 33/02 (2006.01) D21G 3/00 (2006.01)
Patent
CA 2573630
The invention relates to a steel strip (1) for producing spreading knives, doctor blades or crepe scrapers. Said steel strip has a steel composition which is constituted, in weight percent, by 1 - 3 % C, 4 - 10 % Cr, 1 - 8 % Mo, 2.5 - 10 % V and the remainder iron and impurities in normal proportions, whereby the steel strip (1) is produced using a powder metallurgical method. The invention also relates to spreading knives, doctor blades and crepe scrapers produced from said steel strip and to a method for producing the same.
La présente invention concerne un feuillard d'acier (1) destiné à la réalisation de spatules de peinture, de spatules d'application ou de racloirs de crêpage, ayant une composition d'acier comprenant un pourcentage pondéral de 1 - 3 % de C, 4 - 10 % de Cr, 1 - 8 % de Mo, 2,5 - 10 % de V, le reste étant du fer et des impuretés en des proportions normales. Selon l'invention, le feuillard d'acier (1) est réalisé au moyen d'un procédé de métallurgie des poudres. L'invention a également pour objet des spatules de peinture, des spatules d'application ou des racloirs de crêpage réalisés à partir de ce feuillard d'acier, et un procédé pour les réaliser.
Daxelmueller Manfred
Ponemayr Helmut
Boehler-Uddeholm Precision Strip Gmbh & Co. Kg
Smart & Biggar
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