Patent · US Expired

Hot-rolled steel sheet of high cold formability and method of producing such steel sheet

US4011106A · kind A · utility

2Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 18, 1975
Grant dateMar 8, 1977
Priority date
Expiry dateJun 18, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC21D8/0226
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A hot-rolled steel sheet of high cold formability characterized in that it contains of 0.03-0.30 % C and 0.15-2.0 % Mn as the main ingredients and also by the average length of sulfide inclusions of stringer form and/or silicate inclusions of like form being less than 100 .mu..

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