Patent · US Expired

Hot-rolled sheet steel for deep drawing

US5873957A · kind A · utility

2Cited by
2References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 19, 1997
Grant dateFeb 23, 1999
Priority date—
Expiry dateSep 19, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22C38/16
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A hot-rolled sheet steel for deep drawing, characterized in that it has the following composition: ______________________________________ carbon >0.010 wt. % and <0.080 wt. % manganese >0.1 wt. % and <0.5 wt. % aluminum >0.02 wt. % and <0.08 wt. % silicon <0.1 wt. % phosphorus <0.04 wt. % sulfur <0.025 wt. % titanium <0.05 wt. % nitrogen <0.009 wt. % boron >0.001 wt. % and <0.01 wt. % copper >0.1 wt. % and <0.8 wt. % nickel >0.05 wt. % and <0.6 wt. %. ______________________________________

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