The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 21, 2010
Filed:
Jan. 10, 2006
Colin Scott, Montigny les Metz, FR;
Philippe Cugy, Thionville, FR;
Maurita Roscini, Plesnois, FR;
Anne Dez, Plappeville, FR;
Dominique Cornette, Volstroff, FR;
Colin Scott, Montigny les Metz, FR;
Philippe Cugy, Thionville, FR;
Maurita Roscini, Plesnois, FR;
Anne Dez, Plappeville, FR;
Dominique Cornette, Volstroff, FR;
Arcelor France, Saint Denis, FR;
Abstract
Iron-carbon-manganese austenitic steel sheet, the chemical composition of which comprises, the contents being expressed by weight: 0.45%≦C≦0.75%; 15%≦Mn≦26%; Si≦3%; Al≦0.050%; S≦0.030%; P≦0.080%; N≦0.1%; at least one metal element chosen from vanadium, titanium, niobium, chromium and molybdenum, where 0.050%≦V≦0.50%; 0.040%≦Ti≦0.50; 0.070%≦Nb≦0.50%; 0.070%≦Cr≦2%; 0.14%≦Mo≦2%; and, optionally, one or more elements chosen from 0.0005%≦B≦0.003%; Ni≦1%; Cu≦5%, the balance of the composition consisting of iron and inevitable impurities resulting from the smelting, the amounts of said at least one metal element in the form of precipitated carbides, nitrides or carbonitrides being: 0.030%≦V≦0.150%; 0.030%≦Ti≦0.130%; 0.040%≦Nb≦0.220%; 0.070%≦Cr≦0.6%; 0.14%≦Mo≦0.44%.