Back to results
US 4,394,168 AGranted
Austenitic wear resistant steel
AssigneeA/S Raufoss Ammunisjonsfabrikker
InventorsTor Hartvig, Petter Fjellheim
Life of this patent
Estimating the term…
Abstract
Austenitic steel having 16-25% Mn, 1,1-2,0% C, 0,2-2,0% Si, 0,5-5% Cr, 0,1-0,5% Ti, 0,3-4,0% Mo with or without addition of up to 0,5% of one or more of Ce, Sn and carbide forming elements like V, W, Nb (Cb), max. 5% Ni and max. 5% Cu, the remainder being Fe and impurities to max. 0,1% P and 0,1% S.
Claims9
An austenitic wear resistant steel having good wear resistance and serviceability when subjected to abrasive and combined abrasive stresses and impact stresses consisting essentially of, in percentage by weight:
- ______________________________________ 16.-25. Mn 1.0-2.0 C 0.5-5.0 Cr 0.2-2.0 Si 0.1-0.5 Ti 0.3-4.0 Mo 0.0-0.5 one or more of Ce, Sn, V, W or Nb (Cb) 0.0-5.0 Ni 0.0-5.0 Cu 0.0-0.1 P (impurity) 0.0-0.1 S (impurity) remainder to 100% Fe. ______________________________________
Dependencies are inferred from the claim text.