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. 24, 2013
Filed:
Jan. 28, 2010
Lars Nylöf, Gävle, SE;
Anders Söderman, Eskilstuna, SE;
Lars Nylöf, Gävle, SE;
Anders Söderman, Eskilstuna, SE;
Sandvik Intellectual Property AB, Sandviken, SE;
Abstract
An austenitic stainless steel alloy having the following composition in percent of weight (wt %): 0.02≦C≦0.06; Si<1.0; 2.0≦Mn≦6.0; 2.0≦Ni≦4.5; 17≦Cr≦19; 2.0≦Cu≦4.0; 0.15≦N≦0.25; 0≦Mo≦1.0; 0≦W≦0.3; 0≦V≦0.3; 0≦Ti≦0.5; 0≦Al≦1.0; 0≦Nb≦0.5; 0≦Co≦1.0; the balance Fe and normally occurring impurities, wherein the contents of the alloying elements are balanced so that the following conditions are fulfilled:Ni−1.42*Cr≦−13.42; andNi+0.85*Cr≧29.00whereinCr=[% Cr]+2*[% Si]+1.5*[% Mo]+5*[% V]+5.5*[% Al]+1.75*[% Nb]+1.5*[% Ti]+0.75*[% W]Ni[% Ni]+[% Co]+0.5*[% Mn]+0.3*[% Cu]+25*[% N]+30*[% C];and−70° C.<MD30<−25° C.,whereinMD30=(551−462*([% C]+[% N])−9.2*[% Si]−8.1*[% Mn]−13.7*[% Cr]−29*([% Ni]+[% Cu])−68*[% Nb]−18.5*[% Mo])° C.