Patent · US Expired

Steel plate excellent in shape freezing property and method for production thereof

US6962631B2 · kind B2 · utility

6Cited by
0References
40Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 21, 2001
Grant dateNov 8, 2005
Priority date
Expiry dateAug 23, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC21D2201/05
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A ferritic steel sheet wherein a mean value of X-ray random intensity ratios of a group of {100}<011> to {223}<110> orientations is 3.0 or more and a mean value of X-ray random intensity ratios of three crystal orientations of {554}<225>, {111}<112>, and {111}<110> is 3.5 or less and further at least one of the r values in a rolling direction and a direction at a right angle of that is 0.7 or less.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.